muskmelon vs cantaloup

muskmelon and cantaloup both are nouns.

Word	Noun	Adjective	Verb	Adverb
muskmelon	Yes	No	No	No
cantaloup	Yes	No	No	No

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

muskmelon: the fruit of a muskmelon vine; any of several sweet melons related to cucumbers
cantaloup: the fruit of a cantaloup vine; small to medium-sized melon with yellowish flesh

Other hyponyms of muskmelon include cantaloupe, winter melon, net melon, netted melon, nutmeg melon.

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

muskmelon: any of several varieties of vine whose fruit has a netted rind and edible flesh and a musky smell
cantaloup: a variety of muskmelon vine having fruit with a tan rind and orange flesh

muskmelon (noun)	cantaloup (noun)
the fruit of a muskmelon vine; any of several sweet melons related to cucumbers	the fruit of a cantaloup vine; small to medium-sized melon with yellowish flesh
any of several varieties of vine whose fruit has a netted rind and edible flesh and a musky smell	a variety of muskmelon vine having fruit with a tan rind and orange flesh