muffle up

muffle something up

to deaden or stifle a sound. Betty tried to muffle the sounds up, but everyone heard what was going on. She muffled up the sounds.

Name	Pronounced	Usage
'Azri'el	-	Biblical Hebrew
Chappell	[tʃæpəl]
Digby	DIG-bee	English (Rare)
Vlatko	-	Croatian, Serbian, Macedonian
Gulbrandr	-	Ancient Scandinavian
Ysbrand	-	Dutch