grape vs pellet

grape and pellet both are nouns.

Word	Noun	Adjective	Verb	Adverb
grape	Yes	No	No	No
pellet	Yes	No	No	No

As nouns, pellet is a hypernym of grape; that is, pellet is a word with a broader meaning than grape:

grape: a cluster of small projectiles fired together from a cannon to produce a hail of shot
pellet: a solid missile discharged from a firearm

Other hypernyms of grape include shot.

grape (noun)	pellet (noun)
a cluster of small projectiles fired together from a cannon to produce a hail of shot	a solid missile discharged from a firearm
any of various juicy fruit of the genus Vitis with green or purple skins; grow in clusters	a small rounded mass of a substance
any of numerous woody vines of genus Vitis bearing clusters of edible berries