piece of land vs parcel of land

piece of land and parcel of land both are nouns.

Word	Noun	Adjective	Verb	Adverb
piece of land	Yes	No	No	No
parcel of land	Yes	No	No	No

As nouns, piece of land and parcel of land are synonyms defined as:

Other synonyms of piece of land include parcel, piece of ground, tract.

piece of land (noun)	parcel of land (noun)
an extended area of land	an extended area of land