There are 18 words that end with 'tency'.
| latency | potency |
| patency | appetency |
| impotency | renitency |
| advertency | competency |
| insistency | prepotency |
| subpotency | consistency |
| persistency | totipotency |
| inadvertency | incompetency |
| inconsistency | intermittency |
Note: These 18 words that end with 'tency' are found from the USA & Canada version of the tournament Scrabble word list.