As nouns the difference between crank and corank
is that crank
is a bent piece of an axle or shaft, or an attached arm perpendicular, or nearly so, to the end of a shaft or wheel, used to impart a rotation to a wheel or other mechanical device; also used to change circular into reciprocating motion, or reciprocating into circular motion while corank
As an adjective crank
is (slang) strange, weird, odd.
As a verb crank
is to turn by means of a crank
As nouns the difference between corant and corank
is that corant
is a coranto (kind of dance) while corank
As nouns the difference between corank and nullity
is that corank
is (mathematics) while nullity
is the state of being null, or void, or invalid.