bight vs crook

bight and crook both are nouns.

Word	Noun	Adjective	Verb	Adverb
bight	Yes	No	Yes	No
crook	Yes	No	Yes	No

As nouns, crook is a hypernym of bight; that is, crook is a word with a broader meaning than bight:

Other hypernyms of bight include bend, turn, twist.

bight (noun)	crook (noun)
the middle part of a slack rope (as distinguished from its ends)	a long staff with one end being hook shaped
a broad bay formed by an indentation in the shoreline	someone who has committed a crime or has been legally convicted of a crime
a bend or curve (especially in a coastline)	a circular segment of a curve
a loop in a rope

bight (verb)	crook (verb)
fasten with a bight	bend or cause to bend