misshapen vs deformed

misshapen and deformed both are adjectives.

Word	Noun	Adjective	Verb	Adverb
misshapen	No	Yes	No	No
deformed	No	Yes	No	No

As adjectives, misshapen and deformed are synonyms defined as:

Other synonyms of misshapen include distorted, ill-shapen, malformed.

misshapen (adjective)	deformed (adjective)
so badly formed or out of shape as to be ugly	so badly formed or out of shape as to be ugly