incongruence

c.1600, from Late Latin incongruentia “incongruity,” from incongruentem (nominative incongruens) “incongruous, inconsistent,” from in- “not” (see in- (1)) + congruens (see congruent).

mid-15c., from Latin incongruentem (nominative incongruens), from in- “not” (see in- (1)) + congruens (see congruent). Related: Incongruently.