Answer:

ambergris

Answer	Crossword Clue
AMBERGRIS	Perfume fixative
AMBERGRIS	Perfume ingredient
AMBERGRIS	Substance used in perfumery.

AMBERGRIS	Perfume base.
AMBERGRIS	Valuable whale secretion.
AMBERGRIS	Whale secretion
AMBERGRIS	Whale perfume product

Crossword

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