Whilom
Pronunciation : Whi"lom
Part of Speech : adv.
Etymology : [AS. hwilum, properly, at times, dative pl. of hwil; akin to G. weiland formerly, OHG. hwilm, See While, n.]
Definition : Defn: Formerly; once; of old; erewhile; at times. [Obs. or Poetic] Spenser. Whilom, as olde stories tellen us, There was a duke that highte Theseus. Chaucer.
Source : Webster's Unabridged Dictionary, 1913