Answer:

eristic

Answer	Crossword Clue
ERISTIC	Controversial
ERISTIC	Controversial.
ERISTIC	Pertaining to controversy.

ERISTIC	Given to disputation.
ERISTIC	Pertaining to disputation.
ERISTIC	Controversialist
ERISTIC	Disputatious

Crossword

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