There are 19 words that start with 'quir'.
| quire | quirk | quirt |
| quired | quires | quirks |
| quirky | quirts | quiring |
| quirked | quirted | quirkier |
| quirkily | quirking | quirkish |
| quirting | quirkiest | quirkiness |
| quirkinesses | ||
Note: These 19 words that start with 'quir' are found from the USA & Canada version of the tournament Scrabble word list.