differentiate vs secern

differentiate and secern both are verbs.

Word	Noun	Adjective	Verb	Adverb
differentiate	No	No	Yes	No
secern	No	No	Yes	No

As verbs, differentiate and secern are synonyms defined as:

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

differentiate (verb)	secern (verb)
become distinct and acquire a different character	mark as different
become different during development
evolve so as to lead to a new species or develop in a way most suited to the environment
calculate a derivative; take the derivative
mark as different
be a distinctive feature, attribute, or trait; sometimes in a very positive sense