pasture land vs ley

pasture land and ley both are nouns.

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

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

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

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

pasture land (noun)	ley (noun)
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