400+ Adjectives That Start with Letter O

Adjectives Starting with O

Are you looking for adjectives beginning with O? Here is a list of descriptive adjectives, positive adjectives, negative adjectives, personality adjectives, and adjectives used to describe a person.

What is called an adjective?

An adjective is a word that describes a noun or pronoun. Nouns are words that name a place, a person, a thing, or an idea. An adjective is a word that gives more information about the noun that goes with it.

List of All Adjectives That Beginning With O

List of adjectives that starting with the letter O

  1. Obdurate
  2. Obedient
  3. Obese
  4. Objectionable
  5. Objective
  6. Oblanceolate
  7. Oblate
  8. Obligate
  9. Obligated
  10. Obligational
  11. Obligatory
  12. Obliged
  13. Obliging
  14. Oblique
  15. Obliterable
  16. Obliterate
  17. Obliterated
  18. Oblivious
  19. Oblong
  20. Obnoxious
  21. Obovate
  22. Obscene
  23. Obscure
  24. Obsequious
  25. Observable
  26. Observant
  27. Observational
  28. Observed
  29. Observing
  30. Obsessed
  31. Obsessional
  32. Obsessive
  33. Obsolescent
  34. Obsolete
  35. Obstetric
  36. Obstetrical
  37. Obstinate
  38. Obstreperous
  39. Obstructed
  40. Obstructive
  41. Obtainable
  42. Obtrusive
  43. Obtuse
  44. Obviating
  45. Obvious
  46. Occasional
  47. Occidental
  48. Occipital
  49. Occluded
  50. Occlusive
  51. Occult
  52. Occupational
  53. Occupied
  54. Occurrent
  55. Oceangoing
  56. Oceanic
  57. Ocellated
  58. Ocher
  59. Ochre
  60. Octagonal
  61. Octal
  62. Octangular
  63. Octogenarian
  64. Octosyllabic
  65. Octuple
  66. Ocular
  67. Odd
  68. Oddish
  69. Odious
  70. Odoriferous
  71. Odorless
  72. Odorous
  73. Odourless
  74. Oecumenic
  75. Oecumenical
  76. Off
  77. Offbeat
  78. Offenceless
  79. Offended
  80. Offending
  81. Offenseless
  82. Offensive
  83. Offhand
  84. Offhanded
  85. Official
  86. Officious
  87. Offish
  88. Offshore
  89. Offside
  90. Offsides
  91. Offstage
  92. Old
  93. Olden
  94. Older
  95. Oldish
  96. Oldline
  97. Oleaceous
  98. Oleaginous
  99. Oleophilic
  100. Oleophobic
  101. Olfactive
  102. Olfactory
  103. Oligarchic
  104. Oligarchical
  105. Olive
  106. Olivelike
  107. Olympian
  108. Olympic
  109. Ok
  110. Okay
  111. Omani
  112. Ominous
  113. Omissible
  114. Omissive
  115. Omnibus
  116. Omnidirectional
  117. Omnifarious
  118. Omnipotent
  119. Omnipresent
  120. Omniscient
  121. Omnivorous
  122. On
  123. Oncologic
  124. Oncological
  125. Oncoming
  126. One
  127. Oneiric
  128. Onerous
  129. Onetime
  130. Ongoing
  131. Online
  132. Only
  133. Onomastic
  134. Onomatopoeic
  135. Onomatopoeical
  136. Onomatopoetic
  137. Onshore
  138. Onside
  139. Onstage
  140. Ontogenetic
  141. Ontological
  142. Onymous
  143. Oozing
  144. Oozy
  145. Opalescent
  146. Opaline
  147. Opaque
  148. Open
  149. Opencast
  150. Opencut
  151. Opened
  152. Openhanded
  153. Openhearted
  154. Opening
  155. Openmouthed
  156. Operable
  157. Operant
  158. Operatic
  159. Operating
  160. Operational
  161. Operationalist
  162. Operative
  163. Operculate
  164. Operculated
  165. Operose
  166. Ophthalmic
  167. Opinionated
  168. Opinionative
  169. Opisthognathous
  170. Opponent
  171. Opportune
  172. Opportunist
  173. Opportunistic
  174. Opposable
  175. Opposed
  176. Opposing
  177. Opposite
  178. Oppositive
  179. Oppressed
  180. Oppressive
  181. Opprobrious
  182. Optative
  183. Optic
  184. Optical
  185. Optimal
  186. Optimistic
  187. Optimum
  188. Optional
  189. Opulent
  190. Oracular
  191. Oral
  192. Orange
  193. Orangish
  194. Oratorical
  195. Orbicular
  196. Orbiculate
  197. Orbital
  198. Orbitual
  199. Orchestral
  200. Orchestrated
  201. Ordained
  202. Ordered
  203. Orderly
  204. Ordinal
  205. Ordinary
  206. Organic
  207. Organicistic
  208. Organisational
  209. Organised
  210. Organismal
  211. Organismic
  212. Organizational
  213. Organized
  214. Orgiastic
  215. Oriental
  216. Orientated
  217. Orientating
  218. Oriented
  219. Orienting
  220. Original
  221. Originative
  222. Ornamental
  223. Ornate
  224. Ornery
  225. Ornithological
  226. Oropharyngeal
  227. Orotund
  228. Orphaned
  229. Orphic
  230. Orthodontic
  231. Orthodox
  232. Orthogonal
  233. Orthographic
  234. Orthomolecular
  235. Orthopaedic
  236. Orthopedic
  237. Orthopedical
  238. Orthoptic
  239. Orthostatic
  240. Orthotropous
  241. Orwellian
  242. Oscillating
  243. Oscillatory
  244. Oscine
  245. Oscitant
  246. Osmotic
  247. Osseous
  248. Ossicular
  249. Ossiculate
  250. Ossiferous
  251. Ossified
  252. Osteal
  253. Ostensible
  254. Ostensive
  255. Ostentatious
  256. Otc
  257. Other
  258. Otherwise
  259. Otherworldly
  260. Otic
  261. Otiose
  262. Ototoxic
  263. Ottoman
  264. Out
  265. Outback
  266. Outboard
  267. Outbound
  268. Outbred
  269. Outcast
  270. Outcaste
  271. Outclassed
  272. Outdated
  273. Outdoor
  274. Outdoorsy
  275. Outer
  276. Outermost
  277. Outfitted
  278. Outflowing
  279. Outgoing
  280. Outlandish
  281. Outlaw
  282. Outlawed
  283. Outlined
  284. Outlying
  285. Outmoded
  286. Outmost
  287. Outraged
  288. Outrageous
  289. Outre
  290. Outrigged
  291. Outright
  292. Outside
  293. Outsize
  294. Outsized
  295. Outspoken
  296. Outspread
  297. Outstanding
  298. Outstretched
  299. Outward
  300. Oval
  301. Ovarian
  302. Ovate
  303. Over
  304. Overabundant
  305. Overactive
  306. Overage
  307. Overaged
  308. Overall
  309. Overambitious
  310. Overanxious
  311. Overarm
  312. Overawed
  313. Overbearing
  314. Overblown
  315. Overbold
  316. Overburdened
  317. Overbusy
  318. Overcareful
  319. Overcast
  320. Overcautious
  321. Overconfident
  322. Overcredulous
  323. Overcritical
  324. Overcurious
  325. Overdelicate
  326. Overdone
  327. Overdressed
  328. Overdue
  329. Overeager
  330. Overemotional
  331. Overenthusiastic
  332. Overexcited
  333. Overfamiliar
  334. Overfed
  335. Overflowing
  336. Overfond
  337. Overfull
  338. Overgenerous
  339. Overgreedy
  340. Overgrown
  341. Overhand
  342. Overhanded
  343. Overhasty
  344. Overhead
  345. Overheated
  346. Overindulgent
  347. Overjealous
  348. Overjoyed
  349. Overladen
  350. Overland
  351. Overlarge
  352. Overloaded
  353. Overlooked
  354. Overlooking
  355. Overlying
  356. Overmodest
  357. Overmuch
  358. Overnice
  359. Overnight
  360. Overpowering
  361. Overpriced
  362. Overprotective
  363. Overproud
  364. Overreaching
  365. Overrefined
  366. Overriding
  367. Overripe
  368. Oversea
  369. Overseas
  370. Oversensitive
  371. Overserious
  372. Oversewn
  373. Oversexed
  374. Overshot
  375. Oversize
  376. Oversized
  377. Oversolicitous
  378. Overstated
  379. Overstrung
  380. Overstuffed
  381. Oversubscribed
  382. Oversuspicious
  383. Overt
  384. Overturned
  385. Overvaliant
  386. Overweening
  387. Overweight
  388. Overwhelming
  389. Overwrought
  390. Overzealous
  391. Oviform
  392. Ovine
  393. Oviparous
  394. Ovoid
  395. Ovoviviparous
  396. Ovular
  397. Owing
  398. Owlish
  399. Own
  400. Owned
  401. Ownerless
  402. Oxalic
  403. Oxidative
  404. Oxidised
  405. Oxidizable
  406. Oxidized
  407. Oxonian

We hope you have found the popular adjectives from our collection of word finder directory.

List of Adjectives That Start with Letter A to Z

Looking for more adjectives? Here are some more adjectives that starting with letters A to Z will help you out: