also: かんがよい
勘がいい · i-adjective (yoi/ii class)
| Form | Positive | Negative |
|---|---|---|
| Dictionary | 勘がいい | 勘がよくない |
| Polite | 勘がいいです | 勘がよくないですalso 勘がよくありません |
| Past polite | 勘がよかったです | 勘がよくなかったですalso 勘がよくありませんでした |
| Past | 勘がよかった | 勘がよくなかった |
| Te-form | 勘がよくて | 勘がよくなくて |
| Adverbial | 勘がよく | |
| Conditional | 勘がよければ | 勘がよくなければ |
| Tara conditional | 勘がよかったら | 勘がよくなかったら |
expression, i-adjective (yoi/ii class)
quick on the uptake; perceptive; intuitive
Describes someone who grasps situations, hints, or unspoken things quickly without needing detailed explanation.
彼は勘がいいから、説明しなくてもすぐわかる。
He's quick on the uptake, so he gets it right away without explanation.
That kid is really perceptive. He remembered everything after being shown just once.
Most common spelling; uses the standard いい ending.
Kanji spelling for いい; slightly more formal or literary.
Uses the よい reading; can sound a bit more formal or emphatic than いい.
Compound of 勘 (intuition, sixth sense) + が (subject marker) + いい (good). The phrase literally means 'one's intuition is good' and is a common idiomatic expression.