資料來源 : Webster's Revised Unabridged Dictionary (1913)

Ferly \Fer"ly\, a. [AS. f?rlic sudden, unexpected. See {Fear},
   n.]
   Singular; wonderful; extraordinary. [Obs.] -- n. A wonder; a
   marvel. [Obs.]

         Who hearkened ever such a ferly thing.   --Chaucer.