trapezoid vs carpal

trapezoid and carpal both are nouns.

Word	Noun	Adjective	Verb	Adverb
trapezoid	Yes	No	No	No
carpal	Yes	Yes	No	No

As nouns, carpal is a hypernym of trapezoid; that is, carpal is a word with a broader meaning than trapezoid:

Other hypernyms of trapezoid include carpal bone, wrist bone.

trapezoid (noun)	carpal (noun)
the wrist bone between the trapezium and the capitate bones	any of the eight small bones of the wrist of primates
a quadrilateral with two parallel sides

trapezoid (adjective)	carpal (adjective)
	of or relating to the wrist