Source : WordNet®

vulgarise
     v 1: cater to popular taste to make popular and present to the
          general public; bring into general or common use; "They
          popularized coffee in Washington State"; "Relativity
          Theory was vulgarized by these authors" [syn: {popularize},
           {popularise}, {vulgarize}, {generalize}, {generalise}]
     2: debase and make vulgar; "The Press has vulgarized Love and
        Marriage" [syn: {vulgarize}]
     3: act in a vulgar manner; "The drunkard tends to vulgarize"
        [syn: {vulgarize}]