vulgarize

verb

1. 1

   act in a vulgar manner

   The drunkard tends to vulgarize

2. 2

   debase and make vulgar

   The Press has vulgarized Love and Marriage

3. 3

   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