plantation vs orchard

plantation and orchard both are nouns.

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

As nouns, plantation and orchard are synonyms defined as:

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

Other synonyms of plantation include grove, woodlet.

plantation (noun)	orchard (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)