Source : Webster's Revised Unabridged Dictionary (1913)

Romish \Rom"ish\, a.
   Belonging or relating to Rome, or to the Roman Catholic
   Church; -- frequently used in a disparaging sense; as, the
   Romish church; the Romish religion, ritual, or ceremonies.

Source : WordNet®

romish
     adj : of or relating to or supporting Romanism; "the Roman
           Catholic Church" [syn: {Roman}, {r.c.}, {Romanist}, {Roman
           Catholic}, {popish}, {papist}, {papistic}, {papistical}]