觱觱仔 [－－－]

Jyutping bit1 bit1 zai2
Pinyin bì bì zǎi

Definitions (Wiktionary)
  1. noun, Quanzhou, Taiwanese-Hokkien
    whistle
    (syn.) 觱仔, 哨子, 委瑣, 叫珠子, 委琐