Answer:

lipsync

Answer	Crossword Clue
LIPSYNC	Mouth, perhaps
LIPSYNC	Fake it, in a way
LIPSYNC	Mouth the lyrics

LIPSYNC	Mouth the words
LIPSYNC	Coordinate audio and video, perhaps
LIPSYNC	Coordinate audio and video, in a way
LIPSYNC	Mouth
LIPSYNC	Fake it, musically
LIPSYNC	Karaoke silently
LIPSYNC	Sing, karaoke style
LIPSYNC	Pretend, in a way

LIPSYNC	Pretend to sing, in a way
LIPSYNC	Mouth some music
LIPSYNC	Pretend to sing
LIPSYNC	Sing along silently
LIPSYNC	Milli Vanilli deception
LIPSYNC	Not really sing
LIPSYNC	Mouth, in a way
LIPSYNC	Just pretend to sing