There are 14 words that end with 'kliest'.
| darkliest | hackliest | sickliest |
| tinkliest | weakliest | clerkliest |
| crinkliest | crackliest | freckliest |
| knuckliest | sparkliest | prickliest |
| trickliest | wrinkliest | |
Note: These 14 words that end with 'kliest' are found from the USA & Canada version of the tournament Scrabble word list.