効く

Hello, you have come here looking for the meaning of the word 効く. In DICTIOUS you will not only get to know all the dictionary meanings for the word 効く, but we will also tell you about its etymology, its characteristics and you will know how to say 効く in singular and plural. Everything you need to know about the word 効く you have here. The definition of the word 効く will help you to be more precise and correct when speaking or writing your texts. Knowing the definition of効く, as well as those of other words, enriches your vocabulary and provides you with more and better linguistic resources.

Japanese

Kanji in this term
効
き
Grade: 5
kun'yomi
Alternative spelling
效く (kyūjitai)

Alternative forms

Pronunciation

  • Tokyo pitch accent of conjugated forms of "効く"
Source: Online Japanese Accent Dictionary
Stem forms
Terminal (終止形)
Attributive (連体形) 		効く きく
Imperative (命令形) 効け きけ
Key constructions
Passive 効かれる きかれる
Causative 効かせる きかせる
Potential - - -
Volitional 効こう きこ​ー
Negative 効かない きかない
Negative perfective 効かなかった きかな​かった
Formal 効きます ききま​す
Perfective 効いた きいた
Conjunctive 効いて きいて
Hypothetical conditional 効けば きけ​ば

Verb

効(き)く • (kiku) godan (stem 効(き)き (kiki), past 効(き)いた (kiita))

  1. to be effective; have effect; act upon
    抗(こう)ウイルス薬(やく)がCOVID(コビッド)-1(いち)9(きゅう)に効(き)くと報(ほう)告(こく)されている。
    kōuirusuyaku ga Kobiddoichikyū ni kiku to hōkoku sareteiru.
    It was reported that antivirus drug is effective for COVID-19.
  2. to work; to hold; to have
    彼(かれ)は鼻(はな)が効(き)く。
    Kare wa hana ga kiku.
    He has a keen nose.
    私(わたし)は左(ひだり)手(て)が効(き)かなくなった。
    Watashi wa hidarite ga kikanakunatta.
    I have lost use of my left hand.
  3. to be able to be applied; can be used (of system)
    学(がく)割(わり)が効(き)く
    gakuwari ga kiku
    students discount can be applied

Conjugation

Conjugation of "効く" (See Appendix:Japanese verbs.)
Katsuyōkei ("stem forms")
Mizenkei ("imperfective") 効か きか kika
Ren’yōkei ("continuative") 効き きき kiki
Shūshikei ("terminal") 効く きく kiku
Rentaikei ("attributive") 効く きく kiku
Kateikei ("hypothetical") 効け きけ kike
Meireikei ("imperative") 効け きけ kike
Key constructions
Passive 効かれる きかれる kikareru
Causative 効かせる
効かす 		きかせる
きかす 		kikaseru
kikasu
Potential 効ける きける kikeru
Volitional 効こう きこう kikō
Negative 効かない きかない kikanai
Negative continuative 効かず きかず kikazu
Formal 効きます ききます kikimasu
Perfective 効いた きいた kiita
Conjunctive 効いて きいて kiite
Hypothetical conditional 効けば きけば kikeba

Derived terms

References

  1. ^ Matsumura, Akira, editor (2006), 大辞林 [Daijirin] (in Japanese), Third edition, Tokyo: Sanseidō, →ISBN
Wikious
Boobota
Sagapedia