debate vs deliberate

debate is a noun but deliberate is not a noun.

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

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

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

As verbs, debate and deliberate are synonyms defined as:

As verbs, debate and deliberate are synonyms defined as:

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

debate (noun)	deliberate (noun)
the formal presentation of a stated proposition and the opposition to it (usually followed by a vote)
a discussion in which reasons are advanced for and against some proposition or proposal

debate (adjective)	deliberate (adjective)
	carefully thought out in advance
	unhurried and with care and dignity
	characterized by conscious design or purpose

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