tell apart vs tell

tell apart and tell both are verbs.

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

As verbs, tell apart and tell are synonyms defined as:

Other synonyms of tell apart include differentiate, distinguish, secern, secernate, separate, severalise, severalize.

tell apart (verb)	tell (verb)
mark as different	discern or comprehend
detect with the senses	mark as different
	let something be known
	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