pricker vs spikelet

pricker and spikelet both are nouns.

Word	Noun	Adjective	Verb	Adverb
pricker	Yes	No	No	No
spikelet	Yes	No	No	No

As nouns, pricker and spikelet are synonyms defined as:

pricker and spikelet: a small sharp-pointed tip resembling a spike on a stem or leaf

Other synonyms of pricker include prickle, spine, sticker, thorn.

pricker (noun)	spikelet (noun)
an awl for making small holes for brads or small screws	a small sharp-pointed tip resembling a spike on a stem or leaf
a small sharp-pointed tip resembling a spike on a stem or leaf