Answer:

feather

Answer	Crossword Clue
FEATHER	Symbol of lightness
FEATHER	Exemplar of lightness
FEATHER	Light as a ..

FEATHER	Wing thing
FEATHER	Type of hat decoration.
FEATHER	Item for a cap
FEATHER	Word with bed or brain
FEATHER	Part of a partridge
FEATHER	... boa (lightweight serpent?)
FEATHER	Kind of bed
FEATHER	Part of a boa

FEATHER	Plumage
FEATHER	Bird dropping?
FEATHER	Bit of blanket filler

Crossword

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