orchard vs plantation

orchard and plantation both are nouns.

Word	Noun	Adjective	Verb	Adverb
orchard	Yes	No	No	No
plantation	Yes	No	No	No

As nouns, orchard and plantation are synonyms defined as:

orchard and plantation: garden consisting of a small cultivated wood without undergrowth

Other synonyms of orchard include grove, woodlet.

orchard (noun)	plantation (noun)
garden consisting of a small cultivated wood without undergrowth	garden consisting of a small cultivated wood without undergrowth
	an estate where cash crops are grown on a large scale (especially in tropical areas)