(Greek, ismos; Latin, ismus: a suffix: belief in, practice of, condition of, process, characteristic behavior or manner, abnormal state, distinctive feature or trait)

(Latin: a suffix forming adjectives from nouns ending in -ary; a person who, a thing that; a person who is a part of something, pertaining to one's state or condition; a person who has a connection with or belief in the stated subject; a promotor of something; a native or inhabitant of someplace; someone of a certain age)