hopper vs chopper

hopper and chopper both are nouns.

Word	Noun	Adjective	Verb	Adverb
hopper	Yes	No	No	No
chopper	Yes	No	No	No

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

Other hyponyms of hopper include chop, roller.

hopper (noun)	chopper (noun)
(baseball) a hit that travels along the ground	a grounder that bounces high in the air
terrestrial plant-eating insect with hind legs adapted for leaping	a butcher's knife having a large square blade
funnel-shaped receptacle; contents pass by gravity into a receptacle below	an aircraft without wings that obtains its lift from the rotation of overhead blades
a machine used for picking hops	informal terms for a human `tooth'
someone who hops