There are 13 words that end with 'ntics'.
| antics | quantics |
| quintics | romantics |
| semantics | endodontics |
| anacreontics | periodontics |
| orthodontics | anthelmintics |
| antiromantics | hyperromantics |
| prosthodontics | |
Note: These 13 words that end with 'ntics' are found from the USA & Canada version of the tournament Scrabble word list.