siffilate

present singular third person siffilates · participle present siffilating · participle past siffilated · past siffilated

1. intransitivetransitiveTo whisper or to hiss softly.

   1 more example

   But before Smallbones was summoned, he had time to whisper to one or two of the conspirators "He's gone." It was enough; in less than a minute the whisper was passed throughout the cutter. "He's gone!' was siffilated above and below, until it met the ears of even Corporal Van Spitter, who had it from a marine.

   1837, Frederick Marryat, Snarleyyow; Or, The Dog Fiend