| Lemma | Part of speech | Gloss |
|---|---|---|
| ὄρος | Common noun | |
| ὀροφή | Common noun | |
| ὄροφος | Common noun | |
| ὄρπηξ | Common noun | |
| ὀρρωδέω | Verb | |
| ὄρυγμα | Common noun | |
| ὀρύσσω | Verb | |
| ὀρφανός | Adjective | |
| Ὀρφεύς | Proper noun | |
| ὀρχέομαι | Verb | |
| ὄρχησις | Common noun | |
| ὀρχηστής | Common noun | |
| ὀρχήστρα | Common noun | |
| ὄρχις | Common noun | |
| Ὀρχομένιος | Adjective | |
| Ὀρχομενός | Proper noun | |
| ὅς | Relative pronoun | |
| ὁσάκις | Relative adverb | |
| ὁσία | Common noun | |
| ὅσιος | Adjective | |
| Ὄσιρις | Proper noun | |
| ὁσίως | Adverb | |
| ὀσμή | Common noun | |
| ὅσος | Relative pronoun | |
| ὅσπερ | Relative pronoun |