pasture land vs lea

pasture land and lea both are nouns.

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

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

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

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

pasture land (noun)	lea (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
	a unit of length of thread or yarn