There are 21 words that start with 'twit'.
| twit | twits | twitch |
| twitchy | twitted | |
| twitched | twitcher | twitches |
| twitters | twittery | twitting |
| twitchers | twitchier | twitchily |
| twitching | twittered | twitterer |
| twitchiest | twitterers | twittering |
Note: These 21 words that start with 'twit' are found from the USA & Canada version of the tournament Scrabble word list.