whammy vs charm

whammy and charm both are nouns.

Word	Noun	Adjective	Verb	Adverb
whammy	Yes	No	No	No
charm	Yes	No	Yes	No

As nouns, charm is a hypernym of whammy; that is, charm is a word with a broader meaning than whammy:

Other hypernyms of whammy include magic spell, magical spell, spell.

whammy (noun)	charm (noun)
an evil spell	something believed to bring good luck
a serious or devastating setback	attractiveness that interests or pleases or stimulates
	(physics) one of the six flavors of quark, the third most massive of all quarks
	a verbal formula believed to have magical force

whammy (verb)	charm (verb)
	induce into action by using one's charm
	protect through supernatural powers or charms
	attract; cause to be enamored
	control by magic spells, as by practicing witchcraft