What's the difference between muffler and ruffler?

Muffler

Definition:

(n.) Anything used in muffling; esp., a scarf for protecting the head and neck in cold weather; a tippet.
(n.) A cushion for terminating or softening a note made by a stringed instrument with a keyboard.
(n.) A kind of mitten or boxing glove, esp. when stuffed.
(n.) One who muffles.

Example Sentences:

(1) The primary objective of this study was to obtain baseline levels of these metals prior to the introduction of the catalytic muffler.
(2) The existing 5% tariff would be phased out in three instalments over three years for components including gearboxes, mufflers, rear axles and body parts.
(3) The market survey shows that although the catalytic muffler will have a major impact on the market, it is predicted that producers can meet these demands.
(4) As a joke doing the rounds in Delhi put it, the three national-party candidates were a Duffer, a Bluffer and a Muffler.
(5) In the event TEL is legally banned from gasoline, or removed because it poisons the catalytic muffler surface, this manganese antiknock is the most efficaous replacement.
(6) Results showed that model airplanes can exceed a widely used damage risk criterion (DRC) but that engine mufflers can reduce levels below DRC.
(7) The duffer was Rahul Gandhi; the muffler referred to third-party leader Arvind Kejriwal's habit of wrapping himself in a scarf.
(8) As this study reveals, noise reductions in excess of 40 dBA may be achieved by employing an efficient pneumatic muffler.
(9) It is thought that because the muffler was buried in the mud, exhaust leaked into the cabin of the vehicle.
(10) In the land of khaadi kurta -clad politicians, Kejriwal has become famous for his signature combination of "old uncle" sweater , "borrowed watchman's" muffler and the Nehru hat that has become the party's symbol.
(11) A rating system has been devised, as well as individual prediction formulas, to rank order the mufflers and provide a capability of calculating expected noise levels for a given supply pressure.