庸俗

yōngsú
  1. vulgar
  2. tacky
  3. tawdry

CEDICT

Entry Composition

1 庸 yōng
  1. ordinary
  2. to use
2 俗 sú
  1. custom
  2. convention
  3. popular
  4. common
  5. coarse
  6. vulgar
  7. secular