tell vs retell

tell and retell both are verbs.

Word	Noun	Adjective	Verb	Adverb
tell	No	No	Yes	No
retell	No	No	Yes	No

As verbs, retell is a hyponym of tell; that is, retell is a word with a more specific, narrower meaning than tell:

tell (verb)	retell (verb)
discern or comprehend	to say, state, or perform again
mark as different	render verbally
let something be known	make into fiction
narrate or give a detailed account of
give instructions to or direct somebody to do something with authority
give evidence
express in words
inform positively and with certainty and confidence