There are 11 words that end with 'cils'.
| pencils | uracils |
| codicils | councils |
| domicils | penicils |
| stencils | verticils |
| thiouracils | bromouracils |
| fluorouracils | |
Note: These 11 words that end with 'cils' are found from the USA & Canada version of the tournament Scrabble word list.