sassy

(s) improperly forward or bold
- don't be fresh with me
- impertinent of a child to lecture a grownup
- an impudent boy given to insulting strangers
- Don't get wise with me!
overbold, impudent, saucy, impertinent, smart, wise, fresh,

Synonyms

overbold impudent saucy impertinent smart wise fresh

Words of close approximity

sash sass