There are 9 words that start with 'ovipo'.
| oviposit | oviposits |
| oviposited | ovipositor |
| ovipositing | oviposition |
| ovipositors | ovipositions |
| ovipositional | |
Note: These 9 words that start with 'ovipo' are found from the USA & Canada version of the tournament Scrabble word list.