tract vs piece of land

tract and piece of land both are nouns.

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

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

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

tract (noun)	piece of land (noun)
a bundle of myelinated nerve fibers following a path through the brain	an extended area of land
a system of body parts that together serve some particular purpose
a brief treatise on a subject of interest; published in the form of a booklet
an extended area of land