There are 13 words that start with 'confa'.
| confab | confabs | 
| confabbed | confabbing | 
| confabulate | confabulated | 
| confabulates | confabulator | 
| confabulating | confabulation | 
| confabulators | confabulatory | 
| confabulations | |
Note: These 13 words that start with 'confa' are found from the USA & Canada version of the tournament Scrabble word list.