Answer:

quaver

Answer	Crossword Clue
QUAVER	Eighth note
QUAVER	Tremble from weakness
QUAVER	Tremble

QUAVER	Tremulous sound.
QUAVER	Tremble.
QUAVER	Trill.
QUAVER	Trill
QUAVER	Be tremulous
QUAVER	Shake
QUAVER	Vibration
QUAVER	Warble

Crossword

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