raisin vs currant

raisin and currant both are nouns.

Word	Noun	Adjective	Verb	Adverb
raisin	Yes	No	No	No
currant	Yes	No	No	No

As nouns, currant is a hyponym of raisin; that is, currant is a word with a more specific, narrower meaning than raisin:

raisin: dried grape
currant: small dried seedless raisin grown in the Mediterranean region and California; used in cooking

Other hyponyms of raisin include seedless raisin, sultana, seeded raisin.

raisin (noun)	currant (noun)
dried grape	any of several tart red or black berries used primarily for jellies and jams
	small dried seedless raisin grown in the Mediterranean region and California; used in cooking
	any of various deciduous shrubs of the genus Ribes bearing currants