elbow vs sleeve

elbow and sleeve both are nouns.

Word	Noun	Adjective	Verb	Adverb
elbow	Yes	No	Yes	No
sleeve	Yes	No	No	No

elbow (noun)	sleeve (noun)
the joint of a mammal or bird that corresponds to the human elbow	the part of a garment that is attached at the armhole and that provides a cloth covering for the arm
the part of a sleeve that covers the elbow joint	small case into which an object fits
a sharp bend in a road or river
a length of pipe with a sharp bend in it
hinge joint between the forearm and upper arm and the corresponding joint in the forelimb of a quadruped

elbow (verb)	sleeve (verb)
shove one's elbow into another person's ribs
push one's way with the elbows