Source : Webster's Revised Unabridged Dictionary (1913)

Quell \Quell\, v. i. [imp. & p. p. {Quelled}; p. pr. & vb. n.
   {Quelling}.] [See {Quail} to cower.]
   1. To die. [Obs.]

            Yet he did quake and quaver, like to quell.
                                                  --Spenser.

   2. To be subdued or abated; to yield; to abate. [R.]

            Winter's wrath begins to quell.       --Spenser.

Source : WordNet®

quelled
     adj : subdued or overcome; "the quelled rebellion"; "an uprising
           quenched almost before it started"; "a squelched rumor"
           [syn: {quenched}, {squelched}]