There are 15 words that end with 'ycins'.
| glycins | neomycins |
| viomycins | antimycins |
| mitomycins | kanamycins |
| puromycins | rifamycins |
| daunomycins | lincomycins |
| actinomycins | erythromycins |
| oleandomycins | streptomycins |
| spectinomycins | |
Note: These 15 words that end with 'ycins' are found from the USA & Canada version of the tournament Scrabble word list.