Daily word games to challenge your mind
A curated list of 9-letter words tailored to this exact pattern. When a clue points to OS starts, alternate vowel patterns and common blends after the prefix. For example: oscillate, osculated, osculates.
| Word | Definition | Length | Syllables |
|---|---|---|---|
| oscillate | 9 | 3 | |
| osculated | 9 | 4 | |
| osculates | 9 | 4 | |
| osmeteria | 9 | 4 | |
| osmometer | 9 | 4 | |
| osmometry | 9 | 4 | |
| osnaburgs | 9 | 3 | |
| ossicular | 9 | 4 | |
| ossifiers | 9 | 3 | |
| ossifrage | 9 | 3 | |
| ossifying | 9 | 3 | |
| ossuaries | 9 | 3 | |
| ostensive | 9 | 3 | |
| osteocyte | 9 | 3 | |
| osteology | 9 | 4 | |
| osteomata | 9 | 4 | |
| osteopath | 9 | 3 | |
| ostiaries | 9 | 3 | |
| ostinatos | 9 | 4 | |
| ostosises | 9 | 4 | |
| ostracise | 9 | 3 | |
| ostracism | 9 | 3 | |
| ostracize | 9 | 3 | |
| ostracode | 9 | 3 | |
| ostracods | 9 | 3 | |
| ostriches | 9 | 3 |
Are OS-starting words common?
OS is a frequent start; probing vowel swaps after OS quickly narrows options.
Is this list good for crosswords?
Yes—filter by length mentally and scan definitions when available.