squealing vs screechy

squealing and screechy both are adjectives.

Word	Noun	Adjective	Verb	Adverb
squealing	No	Yes	No	No
screechy	No	Yes	No	No

As adjectives, squealing and screechy are synonyms defined as:

squealing and screechy: having or making a high-pitched sound such as that made by a mouse or a rusty hinge

Other synonyms of squealing include screaky, squeaking, squeaky.

squealing (adjective)	screechy (adjective)
having or making a high-pitched sound such as that made by a mouse or a rusty hinge	having or making a high-pitched sound such as that made by a mouse or a rusty hinge