baseball diamond vs parcel

baseball diamond and parcel both are nouns.

Word	Noun	Adjective	Verb	Adverb
baseball diamond	Yes	No	No	No
parcel	Yes	No	Yes	No

As nouns, parcel is a hypernym of baseball diamond; that is, parcel is a word with a broader meaning than baseball diamond:

baseball diamond: the area of a baseball field that is enclosed by 3 bases and home plate
parcel: an extended area of land

Other hypernyms of baseball diamond include parcel of land, piece of ground, piece of land, tract.

baseball diamond (noun)	parcel (noun)
the area of a baseball field that is enclosed by 3 bases and home plate	the allotment of some amount by dividing something
	a wrapped container
	a collection of things wrapped or boxed together
	an extended area of land

baseball diamond (verb)	parcel (verb)
	make into a wrapped container
	cover with strips of canvas
	divide into parts