Stifle
Part of speech: noun
Definition: A hind knee of various mammals, especially horses. A bone disease of this region.
Part of speech: verb
Definition: To interrupt or cut off. To repress, keep in or hold back. To smother or suffocate. To feel smothered etc. To die of suffocation.
Example sentence: Conscience is our unerring judge until we finally stifle it.
Muffle
Part of speech: noun
Definition: Anything that mutes or deadens sound.A warm piece of clothing for the hands.A kiln or furnace, often electric, with no direct flames
Part of speech: verb
Definition: To mute or deaden a sound, making it harder to hearTo wrap up for warmth, protection or security