mess vs repast

mess and repast both are nouns.

Word	Noun	Adjective	Verb	Adverb
mess	Yes	No	Yes	No
repast	Yes	No	No	No

As nouns, repast is a hypernym of mess; that is, repast is a word with a broader meaning than mess:

Other hypernyms of mess include meal.

mess (noun)	repast (noun)
a (large) military dining room where service personnel eat or relax	the food served and eaten at one time
a meal eaten in a mess hall by service personnel
soft semiliquid food
(often followed by `of') a large number or amount or extent
a state of confusion and disorderliness
informal terms for a difficult situation

mess (verb)	repast (verb)
make a mess of or create disorder in
eat in a mess hall