debut vs beginning

debut and beginning both are nouns.

Word	Noun	Adjective	Verb	Adverb
debut	Yes	No	Yes	No
beginning	Yes	Yes	No	No

As nouns, beginning is a hypernym of debut; that is, beginning is a word with a broader meaning than debut:

Other hypernyms of debut include commencement, start.

debut (noun)	beginning (noun)
the act of beginning something new	the act of starting something
the presentation of a debutante in society	the first part or section of something
	the event consisting of the start of something
	the place where something begins, where it springs into being
	the time at which something is supposed to begin

debut (adjective)	beginning (adjective)
	serving to begin

debut (verb)	beginning (verb)
appear for the first time in public
make one's debut
present for the first time to the public