ヒュードロドロ

ヒュードロドロ, ひゅーどろどろhyuudorodoro

adverb

  1. sound made when a ghost appears

Study it in Yanamino

Data from JMdict, KANJIDIC2 (EDRDG), KanjiVG, CC-CEDICT and Make Me a Hanzi. Sources and licences