There are 11 words that end with 'inin'.
linin | kinin |
quinin | laminin |
citrinin | cytokinin |
agglutinin | bradykinin |
hemagglutinin | isoagglutinin |
cholecystokinin | |
Note: These 11 words that end with 'inin' are found from the USA & Canada version of the tournament Scrabble word list.