suffix (in nouns)
1.
the action or result of :
criticism
2.
the state or quality of :
heroism
3.
the teaching, system or movement of :
Buddhism
4.
unfair treatment or hatred for the reason mentioned :
racism
5.
a feature of language of the type mentioned :
Americanism
colloquialism
6.
a medical condition or disease :
alcoholism
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WORD ORIGIN
from French -isme , via Latin from Greek -ismos , -isma .