noun
conventional morality; traditional morals
Refers to moral standards based on long-standing customs or social conventions, often with a nuance of being outdated or restrictive.
彼は因習道徳に縛られず、自由に生きた。
He lived freely, unbound by conventional morality.
因習道徳を批判する作品が多い。
There are many works that criticize traditional morals.
Compound of 因習 (conventional practice, old custom) and 道徳 (morality). The exact historical derivation is uncertain, but the term is used to describe morality derived from traditional customs.