Source : Webster's Revised Unabridged Dictionary (1913)

Coxcombical \Cox*comb"ic*al\ (k?ks-k?m"?-kal), a.
   Befitting or indicating a coxcomb; like a coxcomb; foppish;
   conceited. -- {Cox*comb"ic*al*ly}, adv.

         Studded all over in coxcombical fashion with little
         brass nails.                             --W. Irving.