smart aleck vs weisenheimer

smart aleck and weisenheimer both are nouns.

Word	Noun	Adjective	Verb	Adverb
smart aleck	Yes	No	No	No
weisenheimer	Yes	No	No	No

As nouns, smart aleck and weisenheimer are synonyms defined as:

smart aleck and weisenheimer: an upstart who makes conceited, sardonic, insolent comments

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

smart aleck (noun)	weisenheimer (noun)
an upstart who makes conceited, sardonic, insolent comments	an upstart who makes conceited, sardonic, insolent comments