willies vs uneasiness

willies and uneasiness both are nouns.

Word	Noun	Adjective	Verb	Adverb
willies	Yes	No	No	No
uneasiness	Yes	No	No	No

As nouns, uneasiness is a hypernym of willies; that is, uneasiness is a word with a broader meaning than willies:

Other hypernyms of willies include disquietude, edginess, inquietude.

willies (noun)	uneasiness (noun)
feelings of uneasiness	inability to rest or relax or be still
	the trait of seeming ill at ease
	embarrassment deriving from the feeling that others are critically aware of you
	feelings of anxiety that make you tense and irritable
	physical discomfort (as mild sickness or depression)