Answer:

millstone

Answer	Crossword Clue
MILLSTONE	Heavy handicap
MILLSTONE	Burden, so to speak
MILLSTONE	Heavy burden.

MILLSTONE	Figuratively, a burden.
MILLSTONE	Heavy burden
MILLSTONE	Unwanted weight

Crossword

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