罹患|りかんrikan[0]heiban (flat)

Common
Definitions
  1. noun, suru verb, intransitive verbcontraction of a disease
Conjugation
Dictionary form罹患する(りかんする)
Polite (masu)罹患します(りかんします)
Negative (nai)罹患しない(りかんしない)
polite (masen)罹患しません(りかんしません)
classical zu / nu罹患せず・罹患せぬ(りかんせず・りかんせぬ)
Past (ta)罹患した(りかんした)
polite (mashita)罹患しました(りかんしました)
Past negative (nakatta)罹患しなかった(りかんしなかった)
polite (masen deshita)罹患しませんでした(りかんしませんでした)
Te form罹患して(りかんして)
Potential罹患できる(りかんできる)
Passive罹患される(りかんされる)
Causative罹患させる(りかんさせる)
Causative passive罹患させられる(りかんさせられる)
Conditional (ba)罹患すれば(りかんすれば)
tara罹患したら(りかんしたら)
Volitional罹患しよう(りかんしよう)
polite (mashou)罹患しましょう(りかんしましょう)
Imperative罹患しろ(りかんしろ)

Common forms generated by rule; see the senses for honorific or irregular usage.

Synonyms & antonyms
  • SynonymかかるWrittenVerb for catching a disease. Its kanji spelling is bookish, but it is more colloquial than 「罹患」 and is usually written in kana as 「かかる」.
  • Antonym治癒ちゆWrittenA written-style word for an illness healing or being cured — the opposite of 「罹患」, which describes falling ill.

Use 「罹患」 for contracting a disease in medical or statistical contexts, as in 「罹患率」 and 「がんに罹患する」. In everyday speech say 「病気にかかる」; as a verb, 「罹る」 is more colloquial than 「罹患」 and usually written in kana. The opposite is 「治癒」, recovery.

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

Japanese definitions
  1. 病気びょうきにかかること。
Kanji in this word

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