parrot vs echo

parrot and echo both are nouns.

As verbs, echo is a hypernym of parrot; that is, echo is a word with a broader meaning than parrot:

Other hypernyms of parrot include repeat.

parrot (noun)	echo (noun)
usually brightly colored zygodactyl tropical birds with short hooked beaks and the ability to mimic sounds	the repetition of a sound resulting from reflection of the sound waves
a copycat who does not understand the words or acts being imitated	a reply that repeats what has just been said
	a reflected television or radio or radar beam
	a close parallel of a feeling, idea, style, etc.
	an imitation or repetition