smarty pants

noun 0.725

smart

noun 0.656

mart

noun 0.592

smart arse

noun 0.579

swift

noun 0.567

sparky

noun 0.566

sprite

noun 0.561

smart cookie

noun 0.549

smartness

noun 0.536

smurf

noun 0.530

smith

noun 0.525

wise guy

noun 0.521

spiffy

noun 0.512

mage

noun 0.511

smiley

noun 0.507

speeder

noun 0.507

spy

noun 0.506

scooter

noun 0.505

hipster

noun 0.502

appy

noun 0.501