十五音

shíwǔyīn

the 15 initial (phonemic) consonants of Hokkien

Wiktionary

Entry Composition

1 十五 shíwǔ
  1. fifteen
  2. 15
2 音 yīn
  1. sound
  2. noise
  3. note (of musical scale)
  4. tone
  5. news
  6. syllable
  7. reading (phonetic value of a character)