summarize vs repeat

summarize is not a noun while repeat is a noun.

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

As verbs, repeat is a hypernym of summarize; that is, repeat is a word with a broader meaning than summarize:

Other hypernyms of summarize include ingeminate, iterate, reiterate, restate, retell.

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

summarize (verb)	repeat (verb)
give a summary (of)	happen or occur again
be a summary of	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