突き止める
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と
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突き止める · ichidan verb
| Form | Positive | Negative |
|---|---|---|
| Dictionary | 突き止める | 突き止めない |
| Polite | 突き止めます | 突き止めません |
| Past polite | 突き止めました | 突き止めませんでした |
| Past | 突き止めた | 突き止めなかった |
| Te-form | 突き止めて | 突き止めないで |
| Desire | 突き止めたい | 突き止めたくない |
| Potential | 突き止められるalso 突き止めれる | 突き止められないalso 突き止めれない |
| Passive | 突き止められる | 突き止められない |
| Causative | 突き止めさせる | 突き止めさせない |
| Causative passive | 突き止めさせられる | 突き止めさせられない |
| Volitional | 突き止めよう | |
| Polite volitional | 突き止めましょう | |
| Imperative | 突き止めろ | 突き止めるな |
| Conditional | 突き止めれば | 突き止めなければ |
| Tara conditional | 突き止めたら | 突き止めなかったら |
Meanings
1
ichidan verb, transitive verb
determine; pin down; ascertain; locate; identify
Used for tracking down and confirming a fact, cause, culprit, or location after investigation. Often implies persistent effort.
The police determined the cause of the incident.
He finally tracked down the culprit's whereabouts.
2
ichidan verb, transitive verb
archaic
Archaic meaning; related to 突き殺す. Not used in modern Japanese.
See also: 突き殺す
Old documents contain phrases like 'stab the bandit to death,' but this usage is not found in modern Japanese.
Usage patterns
- 〈事〉の原因を突き止めるto determine the cause of something
As a result of the investigation, they determined the cause of the accident.
- 〈人〉の居場所を突き止めるto locate someone's whereabouts
The police located the escaped criminal's whereabouts.
- 〈人〉の正体を突き止めるto identify someone's true identity
The reporter identified the true identity of the source.