decouple vs differentiate

decouple and differentiate both are verbs.

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

As verbs, differentiate is a hypernym of decouple; that is, differentiate is a word with a broader meaning than decouple:

Other hypernyms of decouple include distinguish, secern, secernate, separate, severalise, severalize, tell, tell apart.

decouple (verb)	differentiate (verb)
reduce or eliminate the coupling of (one circuit or part to another)	become distinct and acquire a different character
eliminate airborne shock waves from (an explosive)	become different during development
regard as unconnected	evolve so as to lead to a new species or develop in a way most suited to the environment
disconnect or separate	calculate a derivative; take the derivative
	mark as different
	be a distinctive feature, attribute, or trait; sometimes in a very positive sense