There are 17 words that start with 'quai'.
| quai | quail | quais |
| quaich | quaigh | quails |
| quaint | quaichs | quaighs |
| quailed | quaiches | quailing |
| quainter | quaintly | quaintest |
| quaintness | quaintnesses | |
Note: These 17 words that start with 'quai' are found from the USA & Canada version of the tournament Scrabble word list.