A huge list of positive words, adjectives and verbs starting with the letter O.
Optimism | Optimistic | Open |
Open-minded | Okay | Opportunity |
Outstanding | Open-hearted | Optimal |
Observant | Observe | Official |
Overflowing | Operative | Obey |
Obedience | Obviousness | Opulent |
Option | Original | Originality |
Obedient | Oneness | Outright |
Openness | Offer | Obtain |