Similar word to perter:

animated, audacious, brash, brazen, breezy, bright, brisk, cheeky, dapper, daring, dashing, disrespectful, flip, flippant, forward, fresh, gay, impertinent, impudent, insolent, jaunty, keen, nervy, perky, presumptuous, sassy, saucy, smart, smart-alecky, spirited, sprightly, vivacious, wise