raceme vs panicle

raceme and panicle both are nouns.

Word	Noun	Adjective	Verb	Adverb
raceme	Yes	No	No	No
panicle	Yes	No	No	No

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

raceme: usually elongate cluster of flowers along the main stem in which the flowers at the base open first
panicle: compound raceme or branched cluster of flowers

raceme (noun)	panicle (noun)
usually elongate cluster of flowers along the main stem in which the flowers at the base open first	compound raceme or branched cluster of flowers