lea vs pastureland

lea and pastureland both are nouns.

Word	Noun	Adjective	Verb	Adverb
lea	Yes	No	No	No
pastureland	Yes	No	No	No

As nouns, lea and pastureland are synonyms defined as:

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

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

lea (noun)	pastureland (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