wisenheimer vs wiseacre

wisenheimer and wiseacre both are nouns.

Word	Noun	Adjective	Verb	Adverb
wisenheimer	Yes	No	No	No
wiseacre	Yes	No	No	No

As nouns, wisenheimer and wiseacre are synonyms defined as:

wisenheimer and wiseacre: an upstart who makes conceited, sardonic, insolent comments

Other synonyms of wisenheimer include smart aleck, weisenheimer, wise guy.

wisenheimer (noun)	wiseacre (noun)
an upstart who makes conceited, sardonic, insolent comments	an upstart who makes conceited, sardonic, insolent comments