-ism, -ismus

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

bibliophilism (s) (noun) (usually not a plural)
The principles and practice of a lover of or a fondness for books.
bibliopolism (s) (noun), bibliopolisms (pl)
The principles or trade of book selling.
Biblism (s) (noun), Biblisms (pl)
Adherence to the Bible as the sole rule of faith.
bilateralism
bilingualism (s), bilingualisms (pl) (nouns)
1. The ability to speak two languages.
2. The habitual use of two languages colloquially.
bimastism
Having two mammae or breasts.
bimetallism
The practice of using two metals; such as, gold and silver, as the basis of money in a country.
bioaltruism
A type of behavior in which an organism benefits another member of its species without concern for its own welfare and often to its own detriment.
biologism
1. The interpretation of human life from a strictly biological point of view.
2. The use or emphasis of biological principles or methods in explaining human social behavior.
biomagnetism
1. The magnetic field created by a living organism; such as, animal magnetism.
2. The effect of an external magnetic field on living organisms.
biophagism
Consuming, eating, or destroying other living organisms; a special reference to certain parasites.
biotropism
An obsolete term for a theory that a drug eruption may be due to activation of a latent allergy by the drug.
bisexualism
bitheism (s) (noun), bitheisms (pl)
The belief that the world is ruled by two equal and opposing forces or gods, one good and one evil.
blepharism
Spasm of the eyelids causing rapid repetitive involuntary winking.