Reverse Dictionary: MUFFLE

ADJECTIVES
DEAF muffled; so dull as to be hardly or indistinctly heard; muffled; said of sounds → 1612 obs.
MUZZLED muffled, veiled, masked → 1581 obs., chiefly Sc.
SORDINE muffled, subdued → 1894
VEILED muffled, indistinct, obscure; said of sound, the voice, etc. → 1834