芋虫 いもむし Also written イモムシ Meanings Noun hornworm (caterpillar of a hawk moth); (hairless) caterpillar See also: スズメガ. Kanji 芋 potato. Read as いも. 虫 insect. Read as むし. Example sentences この芋虫がきれいな蝶になるのだ。This caterpillar will become a beautiful butterfly. いつの日かこの芋虫は美しい蝶へと変化することでしょう。One day this caterpillar will turn into a beautiful butterfly. イモムシがチョウになります。A caterpillar becomes a butterfly. この芋虫は、蝶になるよ。The caterpillar is turning into a butterfly. Jinuma: Japanese Dictionary · Word lists