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Positive Words That Start With O

33 words Words by letter Checked 9 Oct 2026

These positive words that start with O come from a standard English dictionary used for word games, ranked by how often each word is used in everyday writing. There are 33 positive words starting with O on this page. The 33 most common come first, each with a short meaning, followed by shorter, longer and easier picks and a filter for any ending or length.

O gives 33 positive words, and competition is a common theme. Outperform, outdo, outsmart and overtake describe getting ahead. Many share the prefixes out- and over-, a pattern worth pointing out.

Optimistic and optimism describe a hopeful outlook. Outstanding and ovation celebrate success. Openness and originality fit reports and reviews. Oasis is a lovely word for a calm, welcome place. Overjoyed and opulent add strong feeling to stories and descriptions.

Positive words starting with O
33
Most used
outstanding
Longest common one
outstanding 11 letters
Nouns, verbs, adjectives
8, 17, 6

Most common positive words that start with O

Ranked by how often the word appears in English text. "Type" is the word's main part of speech.

#WordMeaningType
1outstandingdistinguished from others in excellenceadj.
2openlyin an open wayadv.
3optimalmost desirable possible under a restriction expressed or impliedadj.
4obsessionan irrational motive for performing trivial or repetitive actions, even against your willnoun
5optimisticexpecting the best in this best of all possible worldsadj.
6optimismthe optimistic feeling that all is going to turn out wellnoun
7oasisa fertile tract in a desert (where the water table approaches the surface)noun
8orderlydevoid of violence or disruptionadj.
9opennesswithout obstructions to passage or viewnoun
10originalitythe ability to think and act independentlynoun
11overtakecatch up with and possibly overtakeverb
12ovationenthusiastic recognition (especially one accompanied by loud applause)noun
13overtakencatch up with and possibly overtakeverb
14obtainablecapable of being obtainedadj.
15outperformbe or do something to a greater degreeverb
16overtakingcatch up with and possibly overtakeverb
17overtookcatch up with and possibly overtakeverb
18overtureorchestral music played at the beginning of an opera or oratorionoun
19overjoyedcause to feel extremely joyful or happyverb
20opulentrich and superior in qualityadj.
21obsessionsan irrational motive for performing trivial or repetitive actions, even against your willnoun
22outdonebe or do something to a greater degreeverb
23outperformedbe or do something to a greater degreeverb
24outdobe or do something to a greater degreeverb
25outsmartbeat through cleverness and witverb
26overtakescatch up with and possibly overtakeverb
27outshineshine brighter thanverb
28outwitbeat through cleverness and witverb
29outperformingbe or do something to a greater degreeverb
30outperformsbe or do something to a greater degreeverb
31outstandinglyin an outstanding manner or to an outstanding degreeadv.
32outstripbe or do something to a greater degreeverb
33outshoneshine brighter thanverb

Positive adjectives that start with O

  • outstanding
  • optimal
  • optimistic
  • orderly
  • obtainable
  • opulent

Positive nouns that start with O

  • obsession
  • optimism
  • oasis
  • openness
  • originality
  • ovation
  • overture
  • obsessions

Positive verbs that start with O

  • overtake
  • overtaken
  • outperform
  • overtaking
  • overtook
  • overjoyed
  • outdone
  • outperformed
  • outdo
  • outsmart
  • overtakes
  • outshine
  • outwit
  • outperforming
  • outperforms
  • outstrip
  • outshone

Short positive words that start with O

  • oasis
  • outdo

Long positive words that start with O

  • outstanding
  • optimistic
  • originality
  • obtainable
  • outperform
  • overtaking
  • obsessions
  • outperformed
  • outperforming
  • outperforms
  • outstandingly

Filter all 33 positive words that start with O

Narrow the full list by ending, letters inside and length. The list updates as you type.

    More that start with O

    Questions people ask

    How many positive words start with O?

    This list has 33 positive words starting with O, taken from a standard word-game dictionary and limited to words that appear in real English text.

    What are the most common positive words that start with O?

    outstanding, openly, optimal, obsession, optimistic, optimism, oasis, orderly are the most used in everyday English.

    What are some long positive words that start with O?

    outstanding, obsession, optimistic, originality, overtaken.

    Source: the ENABLE word list (a public-domain dictionary used for word games), ranked by how often each word appears in English text (the open wordfreq project), with short meanings from Princeton WordNet. Offensive words are left out.

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