Daily word games to challenge your mind
Searching for words that start with ACT? Browse our 9-letter word collection. Popular examples include ACTINIANS, ACTINIDES, ACTINISMS, plus ACTINIUMS, ACTINOIDS, ACTIVATED and many more. Each word links to its dictionary entry for deeper understanding.
| Word | Definition | Length | Syllables |
|---|---|---|---|
| actinians | 9 | 3 | |
| actinides | 9 | 4 | |
| actinisms | 9 | 3 | |
| actiniums | 9 | 3 | |
| actinoids | 9 | 3 | |
| activated | 9 | 4 | |
| activates | 9 | 4 | |
| activator | 9 | 4 | |
| activisms | 9 | 3 | |
| activists | 9 | 3 | |
| activized | 9 | 4 | |
| activizes | 9 | 4 | |
| actresses | 9 | 3 | |
| actuality | 9 | 4 | |
| actualize | 9 | 3 | |
| actuarial | 9 | 3 | |
| actuaries | 9 | 3 | |
| actuating | 9 | 3 | |
| actuation | 9 | 3 | |
| actuators | 9 | 3 |
Are ACT-starting words common?
ACT is a frequent start; probing vowel swaps after ACT quickly narrows options.
Is this list good for crosswords?
Yes—filter by length mentally and scan definitions when available.