冒険|ぼうけんbouken[0]heiban (flat)
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- noun, suru verb, intransitive verbadventure; venture何の冒険もしないなら、何も得られない。↗Nothing ventured, nothing gained.
- noun, na-adjective, suru verb, intransitive verbventure which is unlikely to succeed; risky attempt; danger; hazard; risk
Conjugation
| Dictionary form | 冒険する(ぼうけんする) |
|---|---|
| Polite (masu) | 冒険します(ぼうけんします) |
| Negative (nai) | 冒険しない(ぼうけんしない) |
| polite (masen) | 冒険しません(ぼうけんしません) |
| classical zu / nu | 冒険せず・冒険せぬ(ぼうけんせず・ぼうけんせぬ) |
| Past (ta) | 冒険した(ぼうけんした) |
| polite (mashita) | 冒険しました(ぼうけんしました) |
| Past negative (nakatta) | 冒険しなかった(ぼうけんしなかった) |
| polite (masen deshita) | 冒険しませんでした(ぼうけんしませんでした) |
| Te form | 冒険して(ぼうけんして) |
| Potential | 冒険できる(ぼうけんできる) |
| Passive | 冒険される(ぼうけんされる) |
| Causative | 冒険させる(ぼうけんさせる) |
| Causative passive | 冒険させられる(ぼうけんさせられる) |
| Conditional (ba) | 冒険すれば(ぼうけんすれば) |
| tara | 冒険したら(ぼうけんしたら) |
| Volitional | 冒険しよう(ぼうけんしよう) |
| polite (mashou) | 冒険しましょう(ぼうけんしましょう) |
| Imperative | 冒険しろ(ぼうけんしろ) |
Common forms generated by rule; see the senses for honorific or irregular usage.
- SynonymアドベンチャーNeutralLoanword mostly seen in game and film genres or product names; in everyday speech 「冒険」 is the normal word.
- Related綱渡りつなわたりNeutralLiterally tightrope walking; figuratively a risky, thin-ice situation where one barely keeps balance. 「冒険」 stresses actively daring to try.
- Related賭けかけCasualColloquial. Gambling, or figuratively an all-or-nothing gamble with an uncertain outcome; 「冒険」 stresses the daring of the attempt itself.
- Related冒すおかすWrittenWritten/formal verb for braving danger, as in 「危険を冒す」; 「冒険」 is the noun for the risky act itself.
- Related賭けるかけるNeutralVerb meaning to stake or wager something, as in 「命を賭ける」; stresses putting something important on the line as the price.
- RelatedリスクNeutralLoanword for risk itself, as in 「リスクが高い」; 「冒険」 is the act of taking that risk.
- Related賭するとするWrittenWritten/formal verb for staking one's life or the like, as in 「命を賭して」; more solemn than 「賭ける」.
- Antonym安全あんぜんNeutralSafety, the state of being free from danger; the direct opposite of risk-taking 「冒険」.
- Antonym無難ぶなんNeutralA safe, unremarkable choice that avoids mistakes, as in 「無難な選択」; the opposite of a bold attempt like 「冒険」.
Use 「冒険」 for an adventure or a risky undertaking. 「リスク」 names the risk itself, 「賭け」 an all-or-nothing gamble, and 「綱渡り」 a precarious balancing act. As verbs, 「冒す」 braves danger, while 「賭ける」 and 「賭する」 stake something precious. The opposites are 「安全」 and 「無難」.
Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only


