There are 11 words that end with 'psins'.
opsins | pepsins |
erepsins | trypsins |
iodopsins | steapsins |
amylopsins | cathepsins |
rhodopsins | chymotrypsins |
porphyropsins | |
Note: These 11 words that end with 'psins' are found from the USA & Canada version of the tournament Scrabble word list.