Smartass vs Smartarse - What's the difference?

As nouns the difference between smartass and smartarse

is that smartass is (slang) one who is particularly insolent, who tends to make snide remarks or jokes while smartarse is .

is (slang) related to or characteristic of a smartass.

* smart ass * smart arse

(es)

(slang) One who is particularly insolent, who tends to make snide remarks or jokes.

Lots of luck, smartass .

* smart aleck * smart-aleck * smart alec * smart-alec

(-)

(slang) Related to or characteristic of a smartass.

I have had quite enough of your smartass remarks.

(en noun)