Answer:

twit

AnswerCrossword Clue
TWITNinny
TWITTurkey
TWITNincompoop
TWITDipstick
TWITComplete fool
TWITFool
TWITDoofus
TWITBirdbrain
TWITTwerp
TWITDunderhead
TWITBlockhead
TWITGoose
TWITRidicule
TWITChucklehead
TWITBoob
TWITKnucklehead
TWITIrritating sort
TWITDweeb
TWITNettlesome person
TWITSchmo
TWITPipsqueak
TWITNeedle
TWITHardly a brainiac
TWITLittle jerk
TWITTease
TWITLittle nothing
TWITSimple Simon
TWITBozo
TWITInsignificant one
TWITNudnik