decide vs debate

decide is not a noun while debate is a noun.

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

decide (noun)	debate (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

decide (verb)	debate (verb)
reach, make, or come to a decision about something	argue with one another
bring to an end; settle conclusively	discuss the pros and cons of an issue
cause to decide	have an argument about something
influence or determine	think about carefully; weigh