Answer:

obdurate

Answer	Crossword Clue
OBDURATE	Hardhearted
OBDURATE	Inflexible
OBDURATE	Unyielding

OBDURATE	Stubborn as a mule
OBDURATE	Intractable
OBDURATE	Stubborn
OBDURATE	Deaf to entreaty.
OBDURATE	Impervious to appeal.
OBDURATE	Unyielding.
OBDURATE	Hardhearted.
OBDURATE	Intractable.

OBDURATE	Hard.
OBDURATE	Dogged
OBDURATE	Shameless or stubborn
OBDURATE	Hard
OBDURATE	Bull-headed
OBDURATE	Unbending

Crossword

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