hooker vs prostitute

hooker and prostitute both are nouns.

Word	Noun	Adjective	Verb	Adverb
hooker	Yes	No	No	No
prostitute	Yes	No	Yes	No

As nouns, prostitute is a hypernym of hooker; that is, prostitute is a word with a broader meaning than hooker:

hooker (noun)	prostitute (noun)
a prostitute who attracts customers by walking the streets	a woman who engages in sexual intercourse for money
(rugby) the player in the middle of the front row of the scrum who tries to capture the ball with the foot
a golfer whose shots typically curve left (for right-handed golfers)

hooker (verb)	prostitute (verb)
	sell one's body; exchange sex for money