Daily word games to challenge your mind
Searching for words that start with IRR? Browse our 10-letter word collection. Popular examples include IRRADIANCE, IRRADIATED, IRRADIATES, plus IRRADIATOR, IRRATIONAL, IRREDENTAS and many more. Each word links to its dictionary entry for deeper understanding.
| Word | Definition | Length | Syllables |
|---|---|---|---|
| irradiance | 10 | 3 | |
| irradiated | 10 | 4 | |
| irradiates | 10 | 4 | |
| irradiator | 10 | 4 | |
| irrational | 10 | 4 | |
| irredentas | 10 | 4 | |
| irregulars | 10 | 4 | |
| irrelative | 10 | 4 | |
| irrelevant | 10 | 4 | |
| irreligion | 10 | 4 | |
| irremeable | 10 | 3 | |
| irresolute | 10 | 4 | |
| irreverent | 10 | 4 | |
| irridentas | 10 | 4 | |
| irrigating | 10 | 4 | |
| irrigation | 10 | 4 | |
| irrigators | 10 | 4 | |
| irritating | 10 | 4 | |
| irritation | 10 | 4 | |
| irritative | 10 | 4 | |
| irruptions | 10 | 3 |
Are IRR-starting words common?
IRR is a frequent start; probing vowel swaps after IRR quickly narrows options.
Is this list good for crosswords?
Yes—filter by length mentally and scan definitions when available.