There are 12 words that start with 'unset'.
| unset | unsets |
| unsettle | unsetting |
| unsettled | unsettles |
| unsettling | unsettlement |
| unsettlingly | unsettledness |
| unsettlements | unsettlednesses |
Note: These 12 words that start with 'unset' are found from the USA & Canada version of the tournament Scrabble word list.