Words with 'o' as the first letter that end with 'ous'


With so many possible combinations to pick from (302 entries), there's definitely no limit.

6 letter words

  • odious
  • oleous
  • osmous

7 letter words

  • obvious
  • ochrous
  • odorous
  • ominous
  • onerous
  • onymous
  • opacous
  • osmious
  • osseous
  • ozonous

8 letter words

  • oceanous
  • ocherous
  • ochreous
  • oestrous
  • oogamous
  • ootocous
  • oragious
  • ordurous
  • orgulous
  • ovarious
  • oxyurous

9 letter words

  • obfuscous
  • oblivious
  • obnoxious
  • obsidious
  • occiduous
  • odiferous
  • officious
  • oysterous
  • oleaceous
  • onomatous
  • oosporous
  • ophidious
  • opiparous
  • oraculous
  • ostentous
  • otogenous
  • overpious
  • oviferous
  • ovigenous
  • ovigerous
  • oviparous
  • ovivorous
  • ovogenous
  • oxygenous
  • oxytocous

10 letter words

  • obloquious
  • obsequious
  • ochnaceous
  • ochraceous
  • ocreaceous
  • octamerous
  • octogynous
  • octomerous
  • octopodous
  • odontomous
  • oedematous
  • olacaceous
  • oleaginous
  • oleiferous
  • oleraceous
  • olivaceous
  • omniferous
  • omnigenous
  • omnimodous
  • omniparous
  • omnivalous
  • omnivorous
  • omophagous
  • oomycetous
  • orbitelous
  • orchideous
  • ossiferous
  • ossivorous
  • ostraceous
  • outrageous
  • overfamous
  • overjoyous
  • oxyphilous
  • oxyrhinous

11 letter words

  • obliquitous
  • octahedrous
  • octandrious
  • octogynious
  • octosporous
  • oculiferous
  • oculigerous
  • odontolcous
  • odoriferous
  • oligandrous
  • oliganthous
  • oligomerous
  • oligotokous
  • oliniaceous
  • oliviferous
  • omnifarious
  • omnivarious
  • onagraceous
  • opiliaceous
  • oppositious
  • opprobrious
  • oryzivorous
  • ornithurous
  • ornithvrous
  • orthogamous
  • orthotypous
  • orthotomous
  • osteogenous
  • ostracodous
  • ostreaceous
  • overanxious
  • overcopious
  • overcurious
  • overenvious
  • overheinous
  • overjealous
  • overnervous
  • overpiteous
  • overserious
  • overtedious
  • overuberous
  • overzealous
  • ovuliferous
  • ovuligerous
  • oxygnathous

12 letter words

  • obreptitious
  • obstinacious
  • obstreperous
  • obtusilobous
  • ocelliferous
  • ocelligerous
  • ochrocarpous
  • ochroleucous
  • octachronous
  • octastichous
  • octonematous
  • octopetalous
  • octophyllous
  • octosepalous
  • octospermous
  • octostichous
  • odontocetous
  • oleoresinous
  • oligocarpous
  • oligodontous
  • oligophagous
  • oligorhizous
  • ombrophilous
  • ombrophobous
  • oocystaceous
  • ophiolatrous
  • ophiophagous
  • ophthalmious
  • opiniastrous
  • opsoniferous
  • orchidaceous
  • orichalceous
  • orobancheous
  • orthocarpous
  • orthopterous
  • orthotropous
  • osculiferous
  • osmazomatous
  • osmundaceous
  • osseofibrous
  • ostentatious
  • osteodermous
  • osteofibrous
  • osteostomous
  • overcaptious

13 letter words

  • obtusifolious
  • octodactylous
  • odontophorous
  • odontostomous
  • oligacanthous
  • oligochaetous
  • oligonephrous
  • oligopetalous
  • oligophyllous
  • oligosepalous
  • oligospermous
  • ommatophorous
  • omnicredulous
  • omnivoracious
  • omphalogenous
  • onychophorous
  • oosporiferous
  • ophiomorphous
  • opisthocomous
  • opisthogyrous
  • ornithivorous
  • ornithomyzous
  • orthognathous
  • orthospermous
  • orthostichous
  • ostreophagous
  • overambitious
  • overbounteous
  • overbumptious
  • overconscious
  • overcourteous
  • overcredulous
  • overdelicious
  • overincurious
  • overjudicious
  • overluxurious
  • overmelodious
  • overofficious
  • overplenteous
  • overponderous
  • overreligious
  • overrighteous
  • overtenacious
  • overventurous
  • ovoviviparous

14 letter words

  • octophthalmous
  • odontognathous
  • oedogoniaceous
  • oenotheraceous
  • oleocalcareous
  • oligostemonous
  • omphalospinous
  • operculiferous
  • operculigenous
  • operculigerous
  • opisthocoelous
  • ornithophilous
  • orobanchaceous
  • orthocephalous
  • orthorrhaphous
  • ostariophysous
  • osteochondrous
  • osteodermatous
  • osteostomatous
  • ostracophorous
  • overabstemious
  • overcensorious
  • overfactitious
  • overfastidious
  • overidolatrous
  • overlascivious
  • overlicentious
  • overmeticulous
  • overobsequious
  • overprosperous
  • overscrupulous
  • oversolicitous
  • oversuspicious

15 letter words

  • odontorhynchous
  • odontostomatous
  • opisthoglyphous
  • opisthognathous
  • oppositiflorous
  • oppositifolious
  • ornithodelphous
  • oscillariaceous
  • overcontentious
  • oversententious

16 letter words

  • obdiplostemonous
  • ophioglossaceous
  • ophthalmophorous
  • oppositipetalous
  • oppositisepalous
  • ornithocephalous
  • ornithorhynchous
  • osteosarcomatous
  • overpresumptuous

17 letter words

  • organophosphorous
  • oscillatoriaceous
  • overconscientious
  • oversuperstitious

18 letter words

  • osseocartilaginous
  • osteocartilaginous
  • osteochondromatous
  • ovatocylindraceous

Is there a word on this page that jumps out as the most common?
When it comes to well-known words, there's 'obvious' which ranks as the 3886th most common word.

How many viable words could one make using the specified combination?
There are 302 entries addressing your query.

What is the highest scoring word you can play in Scrabble ?
With an enormous 302 entries, you may want to try 'oxyurous' scoring 18 points.

How many letters does the longest word from this list consist of?
The longest word is 18 characters long, which is 'osseocartilaginous'.

What word that starts with 'o' and ends with 'ous' is the most interesting?
You can find a number of weird words on this page, although our favorite word is 'oleaceous'. 'Oleaceous''s definition is "Of, pertaining to, or resembling, a natural order of plants (OleaceƦ), mostly trees and shrubs, of which the olive is the type. It includes also the ash, the lilac, the true jasmine, and fringe tree.", according to the English dictionary.