pasture vs grazing land

pasture and grazing land both are nouns.

Word	Noun	Adjective	Verb	Adverb
pasture	Yes	No	Yes	No
grazing land	Yes	No	No	No

As nouns, pasture and grazing land are synonyms defined as:

pasture and grazing land: a field covered with grass or herbage and suitable for grazing by livestock

Other synonyms of pasture include lea, ley, pasture land, pastureland.

pasture (noun)	grazing land (noun)
bulky food like grass or hay for browsing or grazing horses or cattle	a field covered with grass or herbage and suitable for grazing by livestock
a field covered with grass or herbage and suitable for grazing by livestock

pasture (verb)	grazing land (verb)
feed as in a meadow or pasture
let feed in a field or pasture or meadow