butt vs sex activity

butt and sex activity both are nouns.

Word	Noun	Adjective	Verb	Adverb
butt	Yes	No	Yes	No
sex activity	Yes	No	No	No

butt (noun)	sex activity (noun)
thick end of the handle	activities associated with sexual intercourse
the small unused part of something (especially the end of a cigarette that is left after smoking)
a large cask (especially one holding a volume equivalent to 2 hogsheads or 126 gallons)
sports equipment consisting of an object set up for a marksman or archer to aim at
finely ground tobacco wrapped in paper; for smoking
a joint made by fastening ends together without overlapping
the fleshy part of the human body that you sit on
a victim of ridicule or pranks
the part of a plant from which the roots spring or the part of a stalk or trunk nearest the roots

butt (verb)	sex activity (verb)
to strike, thrust or shove against
place end to end without overlapping
lie adjacent to another or share a boundary