There are 18 words that end with 'tents'.
tents | stents | detents |
extents | latents | intents |
patents | contents | portents |
existents | impotents | penitents |
nilpotents | discontents | idempotents |
malcontents | omnipotents | incompetents |
Note: These 18 words that end with 'tents' are found from the USA & Canada version of the tournament Scrabble word list.