Daily word games to challenge your mind
For word games needing AIN suffixes, here's your 9-letter word resource. Popular examples include APPERTAIN, ASCERTAIN, BIRDBRAIN, plus BOATSWAIN, BROMELAIN, CHATELAIN and many more. Each word links to its dictionary entry for deeper understanding.
| Word | Definition | Length | Syllables |
|---|---|---|---|
| appertain | 9 | 3 | |
| ascertain | 9 | 3 | |
| birdbrain | 9 | 2 | |
| boatswain | 9 | 2 | |
| bromelain | 9 | 3 | |
| chatelain | 9 | 3 | |
| chieftain | 9 | 2 | |
| chilblain | 9 | 2 | |
| cocaptain | 9 | 3 | |
| constrain | 9 | 2 | |
| entertain | 9 | 3 | |
| eyestrain | 9 | 2 | |
| forebrain | 9 | 3 | |
| grosgrain | 9 | 2 | |
| hindbrain | 9 | 2 | |
| lamebrain | 9 | 3 | |
| overtrain | 9 | 3 | |
| peneplain | 9 | 3 | |
| porcelain | 9 | 3 | |
| preordain | 9 | 2 | |
| superlain | 9 | 3 | |
| tearstain | 9 | 2 | |
| uncertain | 9 | 3 | |
| underlain | 9 | 3 |
What’s typical about AIN-ending words?
AIN often marks suffix families; think about derivatives when guessing.
Do you include UK/US spellings?
Where they exist, both may appear.