noun
flea
Refers to the small, jumping, blood-sucking insect. Commonly used in contexts of pets, pests, and hygiene.
猫に蚤がついた。
The cat got fleas.
蚤の駆除には時間がかかる。
Getting rid of fleas takes time.
The word のみ is native Japanese. The kanji 蚤 is a Chinese character adopted for its meaning 'flea'. The historical derivation of the Japanese word is uncertain.