There are 13 words that end with 'ssic'.
| classic | prussic |
| gneissic | jurassic |
| potassic | triassic |
| diglossic | thalassic |
| isoglossic | neoclassic |
| postclassic | semiclassic |
| pseudoclassic | |
Note: These 13 words that end with 'ssic' are found from the USA & Canada version of the tournament Scrabble word list.