chiggern.
英 'tʃɪgə; 'dʒ- | 美 'tʃɪɡɚ
中文n. 恙螨（等于harvest mite redbug或chigoe）
词根词源
chigger (n.)1756, from West Indies chigoe (1660s), possibly from Carib, or from or influenced by words from African languages (such as Wolof and Yoruba jiga "insect").
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