発病|はつびょうhatsubyou[0]heiban (flat)

JLPT N1approx.Common
Definitions
  1. noun, suru verb, intransitive verbonset of an illness; falling ill
Conjugation
Dictionary form発病する(はつびょうする)
Polite (masu)発病します(はつびょうします)
Negative (nai)発病しない(はつびょうしない)
polite (masen)発病しません(はつびょうしません)
classical zu / nu発病せず・発病せぬ(はつびょうせず・はつびょうせぬ)
Past (ta)発病した(はつびょうした)
polite (mashita)発病しました(はつびょうしました)
Past negative (nakatta)発病しなかった(はつびょうしなかった)
polite (masen deshita)発病しませんでした(はつびょうしませんでした)
Te form発病して(はつびょうして)
Potential発病できる(はつびょうできる)
Passive発病される(はつびょうされる)
Causative発病させる(はつびょうさせる)
Causative passive発病させられる(はつびょうさせられる)
Conditional (ba)発病すれば(はつびょうすれば)
tara発病したら(はつびょうしたら)
Volitional発病しよう(はつびょうしよう)
polite (mashou)発病しましょう(はつびょうしましょう)
Imperative発病しろ(はつびょうしろ)

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

Synonyms & antonyms
  • Synonym病むやむWrittenVerb meaning to fall ill or suffer from a disease, as in 「胸を病む」; used in written/formal prose, and it can also mean to be troubled in mind (「気に病む」).
  • Related倒れるたおれるNeutralVerb for falling down, also for being struck down by illness as in 「過労で倒れる」; it stresses suddenly collapsing, while 「発病」 stresses the illness itself beginning.
  • Antonym治癒ちゆWrittenNoun for being cured or healed, as in 「病気が治癒する」; a written/formal-prose word, and the opposite of 「発病」.
  • Antonym回復かいふくNeutralNoun for recovery or recuperation, as in 「体力の回復」; neutral in register, and the opposite of 「発病」.

Use 「発病」 for the onset of an illness, as in 「発病率」. For suddenly collapsing from illness use 「倒れる」; for suffering from a disease in formal prose, 「病む」. The opposites are 「治癒」 (being cured) and 「回復」 (recovering).

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

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

JLPT vocabulary levels are community estimates, not official (no official lists have been published since the 2010 revision).

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