debate vs moot

debate and moot both are nouns.

Word	Noun	Adjective	Verb	Adverb
debate	Yes	No	Yes	No
moot	Yes	Yes	Yes	No

As verbs, moot is a hypernym of debate; that is, moot is a word with a broader meaning than debate:

Other hypernyms of debate include consider, debate, deliberate, turn over.

As verbs, debate and moot are synonyms defined as:

Other synonyms of debate include consider, deliberate, turn over.

debate (noun)	moot (noun)
the formal presentation of a stated proposition and the opposition to it (usually followed by a vote)	a hypothetical case that law students argue as an exercise
a discussion in which reasons are advanced for and against some proposition or proposal

debate (adjective)	moot (adjective)
	open to argument or debate
	of no legal significance (as having been previously decided)

debate (verb)	moot (verb)
argue with one another	think about carefully; weigh
discuss the pros and cons of an issue
have an argument about something
think about carefully; weigh