How to say "douche" in Japanese

Choosing the right word
  • 圧注あっちゅう
    noun, suru verbA clinical term for douching — washing out a body cavity by forcing liquid in under pressure. You will meet it in medical contexts rather than everyday speech.
  • 注水ちゅうすい
    noun, suru verb, intransitive verbIt chiefly means pouring water into something or flooding it; the 'douche' sense is marginal, since it names the act of adding water, not a cleansing procedure — seldom the word you want.
  • 灌注かんちゅう
    noun, suru verbA medical term for irrigation and lavage — flushing a body cavity with a stream of liquid. Use it when 'douche' refers to that clinical washing procedure; it is the natural choice of the three.

All three are less common: 灌注 is the medical irrigation/lavage word, 圧注 the clinical term for douching under pressure, while 注水 chiefly means pouring or flooding water and only marginally 'douche'.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

Japanese equivalents
  • 圧注あっちゅうdouche
  • 注水ちゅうすいpouring water
  • 灌注かんちゅうirrigation

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