効く
きく
to be effective; to take effect; to be good (for); to work
JLPT N3 Common word
Meanings
Godan verb (-ku), Intransitive
to be effective; to take effect; to be good (for)- to work; to function well
- to be possible (to do, use, etc.); to be able to
Godan verb (-ku), Transitive
to taste (alcohol); to try
Forms
| Plain | Polite | |
|---|---|---|
| Present | 効くきく | 効きますききます |
| Negative | 効かないきかない | 効きませんききません |
| Past | 効いたきいた | 効きましたききました |
| Past negative | 効かなかったきかなかった | 効きませんでしたききませんでした |
| Te-form | 効いてきいて |
|---|---|
| Potential | 効けるきける |
| Passive | 効かれるきかれる |
| Causative | 効かせるきかせる |
| Volitional | 効こうきこう |
| Imperative | 効けきけ |
| Conditional (ば) | 効けばきけば |
| Conditional (たら) | 効いたらきいたら |
Example sentences
薬が効いた。
The medicine has worked.
これは効くわ。
This works.
-
The medicine had an immediate effect.
あの薬が効いたよ。
That medicine worked.
-
That medicine worked well for me.
More examples (10)
-
This drug acts against headache.
-
These pills act on the liver.
-
These pills act on the heart.
-
The medicine didn't help at all.
このお薬は効きますか？
Is this medicine effective?
この薬ね、効かないの。
This medicine isn't helping.
-
The medicine acted on his stomach.
ブレーキが効かなかった。
The brakes did not work.
-
The medicine worked marvels.
-
The drug acts like magic.