muffling
verb
Definitions
To wrap (a person, face etc.) in fabric or another covering, for warmth or protection; often with up.
To wrap up or cover (a source of noise) in order to deaden the sound.
Example: to muffle the strings of a drum, or that part of an oar which rests in the rowlock
To mute or deaden (a sound etc.).
To speak indistinctly, or without clear articulation.
noun
Definitions
(chiefly in the plural) That which muffles; heavy clothing.