shriek vs screech

shriek and screech both are nouns.

Word	Noun	Adjective	Verb	Adverb
shriek	Yes	No	Yes	No
screech	Yes	No	Yes	No

As nouns, shriek and screech are synonyms defined as:

Other synonyms of shriek include scream, screaming, screeching, shrieking.

As nouns, shriek and screech are synonyms defined as:

Other synonyms of shriek include scream, screaming, screeching, shrieking.

shriek (noun)	screech (noun)
sharp piercing cry	sharp piercing cry
a high-pitched noise resembling a human cry	a high-pitched noise resembling a human cry

shriek (verb)	screech (verb)
utter a shrill cry	utter a harsh abrupt scream
	make a high-pitched, screeching noise