overdone vs exaggerated

overdone and exaggerated both are adjectives.

Word	Noun	Adjective	Verb	Adverb
overdone	No	Yes	No	No
exaggerated	No	Yes	No	No

As adjectives, overdone and exaggerated are synonyms defined as:

overdone and exaggerated: represented as greater than is true or reasonable

Other synonyms of overdone include overstated.

overdone (adjective)	exaggerated (adjective)
cooked too long but still edible	represented as greater than is true or reasonable
represented as greater than is true or reasonable	enlarged to an abnormal degree