Answer:

taunter

Answer	Crossword Clue
TAUNTER	Bully, at times
TAUNTER	He's a tease
TAUNTER	Teaser.

TAUNTER	Insulting person
TAUNTER	Jeering one
TAUNTER	Insulting one
TAUNTER	Schoolyard bully, at times

Crossword

a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.