What are Adjectives that start with 'O' ?
SolidNamer brings you the list of adjectives that start with O. We have created list of top adjectives and sorted them based on the alphabetical order for easy browsing. While going through this page, just click on adjective to know the meaning of it. Along with this 'O adjectives' list ,you can also use above search bar to search adjectives, descriptive words that are starting with letters you want, e.g lik, ver, beat etc.
Starting With 'oa' :
Starting With 'ob' :

- obliterated:
- - reduced to nothingness... More
- obtainable:
- - capable of being obtained... More
- obligational:
- - relating or constituting or qualified to create a legal or financial obligation... More
- obstetric:
- - of or relating to or used in or practicing obstetrics... More
- obliterable:
- - able to be obliterated completely... More
- objectionable:
- - causing disapproval or protest... More
- objective:
- - undistorted by emotion or personal bias... More
- obliterate:
- - reduced to nothingness... More
- obsessional:
- - characterized by or constituting an obsession... More
- obstructive:
- - preventing movement... More
- obsolescent:
- - becoming obsolete... More
- obsessive:
- - characterized by or constituting an obsession... More
- obstinate:
- - tenaciously unwilling or marked by tenacious unwillingness to yield... More
- oblanceolate:
- - (of a leaf shape) having a broad rounded apex and a tapering base... More
- observational:
- - relying on observation or experiment... More
- obligatory:
- - morally or legally constraining or binding... More
- obstreperous:
- - noisily and stubbornly defiant... More
- obtrusive:
- - sticking out... More
- obnoxious:
- - causing disapproval or protest... More
- obstructed:
- - shut off to passage or view or hindered from action... More
- obligated:
- - caused by law or conscience to follow a certain course... More
- obsequious:
- - attempting to win favor from influential people by flattery... More
- obviating:
- - made impossible... More
- oblivious:
- - (followed by `to' or `of') lacking conscious awareness of... More
- observable:
- - capable of being seen or noticed... More
- obstetrical:
- - of or relating to or used in or practicing obstetrics... More
- observing:
- - quick to notice... More
- observant:
- - paying close attention especially to details... More
Starting With 'oc' :

- ocellated:
- - having ocelli... More
- occupational:
- - of or relating to the activity or business for which you are trained... More
- occlusive:
- - tending to occlude... More
- octagonal:
- - of or relating to or shaped like an octagon... More
- occurrent:
- - presently occurring (either causally or incidentally)... More
- octangular:
- - of or relating to or shaped like an octagon... More
- oceangoing:
- - used on the high seas... More
- occasional:
- - occurring from time to time... More
- occidental:
- - denoting or characteristic of countries of Europe and the western hemisphere... More
- occipital:
- - of or relating to the occiput... More
- octosyllabic:
- - having or characterized by or consisting of eight syllables... More
- octogenarian:
- - being from 80 to 89 years old... More
Starting With 'od' :

Starting With 'oe' :

- oecumenical:
- - concerned with promoting unity among churches or religions... More
- oecumenic:
- - concerned with promoting unity among churches or religions... More
Starting With 'of' :

- offending:
- - offending against or breaking a law or rule... More
- offensive:
- - violating or tending to violate or offend against... More
- offenceless:
- - incapable of offending or attacking... More
- offenseless:
- - incapable of offending or attacking... More
- officious:
- - intrusive in a meddling or offensive manner... More
- offhanded:
- - with little or no preparation or forethought... More
Starting With 'oh' :

Starting With 'oi' :

Starting With 'ok' :

Starting With 'ol' :

- oleophobic:
- - lacking affinity for oils... More
- oligarchic:
- - of or relating to or supporting or characteristic of an oligarchy... More
- olivelike:
- - resembling an olive... More
- oligarchical:
- - of or relating to or supporting or characteristic of an oligarchy... More
- oleaginous:
- - unpleasantly and excessively suave or ingratiating in manner or speech... More
- oleophilic:
- - having a strong affinity for oils rather than water... More
- olfactive:
- - of or relating to olfaction... More
- oleaceous:
- - of or pertaining to or characteristic of trees or shrubs of the olive family... More
- olfactory:
- - of or relating to olfaction... More
Starting With 'om' :

- omissible:
- - capable of being left out... More
- omnipotent:
- - having unlimited power... More
- omnivorous:
- - feeding on both plants and animals... More
- omnidirectional:
- - not directional... More
- omniscient:
- - infinitely wise... More
- omnifarious:
- - of all varieties or forms or kinds... More
- omnipresent:
- - being present everywhere at once... More
Starting With 'on' :

- oncological:
- - of or relating to or practicing oncology... More
- ontogenetic:
- - of or relating to the origin and development of individual organisms... More
- ontological:
- - of or relating to ontology... More
- onomatopoetic:
- - of or relating to or characterized by onomatopoeia... More
- onomastic:
- - of or related to onomastics... More
- onomatopoeic:
- - of or relating to or characterized by onomatopoeia... More
- oncologic:
- - of or relating to or practicing oncology... More
- onomatopoeical:
- - (of words) formed in imitation of a natural sound... More
Starting With 'oo' :

Starting With 'op' :

- oppositive:
- - expressing antithesis or opposition... More
- opinionative:
- - obstinate in your opinions... More
- oppressed:
- - burdened psychologically or mentally... More
- openhanded:
- - given or giving freely... More
- opportune:
- - suitable or at a time that is suitable or advantageous especially for a particular purpose... More
- oppressive:
- - weighing heavily on the senses or spirit... More
- openhearted:
- - showing or motivated by sympathy and understanding and generosity... More
- opinionated:
- - obstinate in your opinions... More
- operative:
- - being in force or having or exerting force... More
- openmouthed:
- - with eyes or mouth open in surprise... More
- opalescent:
- - having a play of lustrous rainbow colors... More
- opprobrious:
- - expressing offensive reproach... More
- optimistic:
- - expecting the best in this best of all possible worlds... More
- opportunist:
- - taking immediate advantage, often unethically, of any circumstance of possible benefit... More
- opportunistic:
- - taking immediate advantage, often unethically, of any circumstance of possible benefit... More
- ophthalmic:
- - of or relating to ophthalmology... More
- operationalist:
- - of or relating to or espousing operationalism... More
- operating:
- - involved in a kind of operation... More
- operculated:
- - having an operculum... More
- operculate:
- - having an operculum... More
- operational:
- - pertaining to a process or series of actions for achieving a result... More
- opisthognathous:
- - having receding jaws... More
- opposable:
- - capable of being placed opposite to something... More
Starting With 'or' :

- orthodontic:
- - of or relating to or involving or practicing orthodontics... More
- organised:
- - being a member of or formed into a labor union... More
- orienting:
- - positioning with respect to a reference system or determining your bearings physically or intellectually... More
- orbiculate:
- - circular or nearly circular... More
- orchestral:
- - relating to or composed for an orchestra... More
- orientated:
- - adjusted or located in relation to surroundings or circumstances... More
- organisational:
- - of or relating to an organization... More
- orthopedic:
- - of or relating to orthopedics... More
- orthotropous:
- - (of a plant ovule) completely straight with the micropyle at the apex... More
- orientating:
- - positioning with respect to a reference system or determining your bearings physically or intellectually... More
- organizational:
- - of or relating to an organization... More
- organismal:
- - of or relating to or belonging to an organism (considered as a whole)... More
- oratorical:
- - characteristic of an orator or oratory... More
- orbicular:
- - circular or nearly circular... More
- organismic:
- - of or relating to or belonging to an organism (considered as a whole)... More
- orthopedical:
- - of or relating to orthopedics... More
- ornithological:
- - of or relating to ornithology... More
- ornamental:
- - serving an esthetic rather than a useful purpose... More
- orthogonal:
- - not pertinent to the matter under consideration... More
- orthomolecular:
- - designating or relating to a form of treatment of mental disorders that seeks to restore biochemical balance in the body with large doses of vitamins and minerals... More
- orthoptic:
- - of or relating to normal binocular vision... More
- orthostatic:
- - pertaining to an upright standing posture... More
- originative:
- - having the ability or power to create... More
- oropharyngeal:
- - of or relating to or located near the oropharynx... More
- organicistic:
- - relating to or tending toward organicism... More
- orwellian:
- - of or relating to the works of George Orwell (especially his picture of a future totalitarian state)... More
- orthopaedic:
- - of or relating to orthopedics... More
- organized:
- - formed into a structured or coherent whole, particularly on a large scale... More
- orthographic:
- - of or relating to or expressed in orthography... More
- orgiastic:
- - used of frenzied sexual activity... More
- orchestrated:
- - arranged for performance by an orchestra... More
Starting With 'os' :

- ostensible:
- - appearing as such but not necessarily so... More
- ossicular:
- - pertaining to the ossicles in the middle ear... More
- ossiferous:
- - containing bones (especially fossil bones)... More
- ostentatious:
- - intended to attract notice and impress others... More
- oscillatory:
- - having periodic vibrations... More
- ossiculate:
- - pertaining to the ossicles in the middle ear... More
- oscillating:
- - having periodic vibrations... More
- ostensive:
- - manifestly demonstrative... More
Starting With 'ot' :

- otherwise:
- - other than as supposed or expected... More
- otherworldly:
- - existing outside of or not in accordance with nature... More
Starting With 'ou' :

- outclassed:
- - decisively surpassed by something else so as to appear to be of a lower class... More
- outfitted:
- - furnished with essential equipment for a particular occupation or undertaking occupation... More
- outspread:
- - fully extended in width... More
- outermost:
- - situated at the farthest possible point from a center... More
- outstretched:
- - fully extended especially in length... More
- outrageous:
- - grossly offensive to decency or morality... More
- outstanding:
- - distinguished from others in excellence... More
- outflowing:
- - that is flowing outward... More
- outrigged:
- - rigged with a structure projecting from or over the side of a boat for various purposes... More
- outlandish:
- - conspicuously or grossly unconventional or unusual... More
- outspoken:
- - given to expressing yourself freely or insistently... More
- outdoorsy:
- - characteristic of or suitable to outdoor life... More
Starting With 'ov' :

- overflowing:
- - covered with water... More
- overlooked:
- - not taken into account... More
- overbearing:
- - expecting unquestioning obedience... More
- overcredulous:
- - too credulous for your own good... More
- overdelicate:
- - extremely delicate... More
- overjealous:
- - suspicious or unduly suspicious or fearful of being displaced by a rival... More
- overlarge:
- - excessively large... More
- overmodest:
- - affectedly modest or shy especially in a playful or provocative way... More
- oversensitive:
- - unduly sensitive or thin-skinned... More
- overlying:
- - placed on or over something else... More
- oversolicitous:
- - excessively solicitous... More
- overemotional:
- - excessively or abnormally emotional... More
- ovoviviparous:
- - producing living young from eggs that hatch within the body... More
- overactive:
- - more active than normal... More
- overcareful:
- - excessively or unduly careful... More
- overvaliant:
- - having or showing undue valor or boldness... More
- overcurious:
- - showing excessive curiosity... More
- overdressed:
- - dressed too elaborately... More
- oversuspicious:
- - unduly suspicious... More
- overzealous:
- - marked by excessive enthusiasm for and intense devotion to a cause or idea... More
- overstated:
- - represented as greater than is true or reasonable... More
- overreaching:
- - revealing excessive self-confidence... More
- overcritical:
- - inclined to judge too severely... More
- overexcited:
- - unduly excited... More
- overconfident:
- - marked by excessive confidence... More
- overpriced:
- - too costly for the value... More
- overweening:
- - unrestrained, especially with regard to feelings... More
- overanxious:
- - anxious or nervous to an excessive degree... More
- overstrung:
- - being in a tense state... More
- overcautious:
- - unnecessarily cautious... More
- oversexed:
- - having excessive sexual desire or appeal... More
- overabundant:
- - excessively abundant... More
- overprotective:
- - overly protective... More
- overeager:
- - excessively eager... More
- oversized:
- - larger than normal for its kind... More
- overstuffed:
- - upholstered thickly and deeply... More
- oviparous:
- - egg-laying... More
- overpowering:
- - so strong as to be irresistible... More
- overambitious:
- - excessively ambitious... More
- overfamiliar:
- - taking undue liberties... More
- overloaded:
- - loaded past capacity... More
- overgreedy:
- - excessively gluttonous... More
- overwrought:
- - deeply agitated especially from emotion... More
- overheated:
- - heated beyond a safe or desirable point... More
- overenthusiastic:
- - unduly enthusiastic... More
- overproud:
- - excessively proud... More
- overburdened:
- - heavily burdened with work or cares... More
- overindulgent:
- - excessively indulgent... More
- overlooking:
- - used of a height or viewpoint... More
- overriding:
- - having superior power and influence... More
- overrefined:
- - excessively delicate or refined... More
- overjoyed:
- - extremely joyful... More
- overblown:
- - puffed up with vanity... More
- overgenerous:
- - very generous... More
- overladen:
- - loaded past capacity... More
- overnight:
- - lasting, open, or operating through the whole night... More
- overgrown:
- - covered with growing plants... More
- overserious:
- - excessively serious... More
- overweight:
- - usually describes a large person who is fat but has a large frame to carry it... More
- overhanded:
- - with hand brought forward and down from above shoulder level... More
- oversubscribed:
- - sold in excess of available supply especially season tickets... More
- overturned:
- - having been turned so that the bottom is no longer the bottom... More
- overhasty:
- - done with very great haste and without due deliberation... More
- overwhelming:
- - so strong as to be irresistible... More
Starting With 'ow' :

Starting With 'ox' :

- oxidative:
- - taking place in the presence of oxygen... More
- oxidizable:
- - capable of undergoing a chemical reaction with oxygen... More
Popular Interesting Adjectives All Time
A man's character may be learned from the adjectives which he habitually uses in conversation.
Quote From Mark Twain