There are 17 words that start with 'penc'.
| pence | pencel | pencil |
| pencels | pencils | penchant |
| penciled | penciler | penchants |
| pencilers | penciling | pencilled |
| penciller | pencilings | pencillers |
| pencilling | pencillings | |
Note: These 17 words that start with 'penc' are found from the USA & Canada version of the tournament Scrabble word list.