repeat vs reiterate

repeat is a noun but reiterate is not a noun.

Word	Noun	Adjective	Verb	Adverb
repeat	Yes	No	Yes	No
reiterate	No	No	Yes	No

As verbs, repeat and reiterate are synonyms defined as:

Other synonyms of repeat include ingeminate, iterate, restate, retell.

repeat (noun)	reiterate (noun)
an event that repeats

repeat (verb)	reiterate (verb)
happen or occur again	to say, state, or perform again
to say, state, or perform again
to say again or imitate
make or do or perform again
repeat an earlier theme of a composition
do over