key fruit vs samara

key fruit and samara both are nouns.

Word	Noun	Adjective	Verb	Adverb
key fruit	Yes	No	No	No
samara	Yes	No	No	No

As nouns, key fruit and samara are synonyms defined as:

key fruit and samara: a winged often one-seed indehiscent fruit as of the ash or elm or maple

Other synonyms of key fruit include key.

key fruit (noun)	samara (noun)
a winged often one-seed indehiscent fruit as of the ash or elm or maple	a winged often one-seed indehiscent fruit as of the ash or elm or maple