spikelet vs pricker

spikelet and pricker both are nouns.

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

As nouns, spikelet and pricker are synonyms defined as:

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

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

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