秘匿|ひとくhitoku[0]heiban (flat)
This browser can't play pronunciations (needs Safari 18.4 or later, or Chrome / Edge / Firefox).
- noun, suru verb, transitive verbhiding; concealment
Conjugation
| Dictionary form | 秘匿する(ひとくする) |
|---|---|
| Polite (masu) | 秘匿します(ひとくします) |
| Negative (nai) | 秘匿しない(ひとくしない) |
| polite (masen) | 秘匿しません(ひとくしません) |
| classical zu / nu | 秘匿せず・秘匿せぬ(ひとくせず・ひとくせぬ) |
| Past (ta) | 秘匿した(ひとくした) |
| polite (mashita) | 秘匿しました(ひとくしました) |
| Past negative (nakatta) | 秘匿しなかった(ひとくしなかった) |
| polite (masen deshita) | 秘匿しませんでした(ひとくしませんでした) |
| Te form | 秘匿して(ひとくして) |
| Potential | 秘匿できる(ひとくできる) |
| Passive | 秘匿される(ひとくされる) |
| Causative | 秘匿させる(ひとくさせる) |
| Causative passive | 秘匿させられる(ひとくさせられる) |
| Conditional (ba) | 秘匿すれば(ひとくすれば) |
| tara | 秘匿したら(ひとくしたら) |
| Volitional | 秘匿しよう(ひとくしよう) |
| polite (mashou) | 秘匿しましょう(ひとくしましょう) |
| Imperative | 秘匿しろ(ひとくしろ) |
Common forms generated by rule; see the senses for honorific or irregular usage.
- Synonym隠匿いんとくWrittenWritten/formal prose. Hiding stolen goods or sheltering criminals; skews toward crime and law, while 「秘匿」 is about keeping information confidential.
- Synonym隠すかくすNeutralNeutral. The everyday default for hiding things or facts; far more colloquial than the formal 「秘匿」.
- Synonym隠蔽いんぺいWrittenWritten/formal prose. Deliberately covering up things inconvenient to oneself, e.g. scandals; carries a negative nuance, more damning than 「秘匿」.
- Related秘めるひめるWrittenWritten/formal prose. Keeping feelings or potential hidden deep inside; inward-facing, unlike 「秘匿」's handling of information.
- Related押し隠すおしかくすCasualColloquial. Desperately keeping down the truth or one's pain so no one finds out; more emotional than the formal 「秘匿」.
- Related包み隠すつつみかくすNeutralNeutral. Literally wrapping something up so it can't be seen; also keeping secrets. More everyday than 「秘匿」.
- Related潜めるひそめるNeutralNeutral. A concrete physical act: hiding oneself or an object, or lowering one's voice so as not to be heard; more concrete than 「秘匿」.
- RelatedかくまうNeutralNeutral. Sheltering a person being pursued, e.g. a fugitive; its object is people, while 「秘匿」 hides information.
- Related覆い隠すおおいかくすNeutralNeutral. Covering something over so it can't be seen, or covering up facts; the emphasis is on the physical act of covering.
- RelatedくらますWrittenWritten/formal prose. Hiding oneself or absconding, or deceiving others; focuses on concealing one's whereabouts.
- Related忍ばせるしのばせるNeutralNeutral. Quietly tucking a thing or person away, as in 「手紙を引き出しに忍ばせる」; 「秘匿」 is about keeping information confidential.
- Related包み隠しつつみかくしNeutralNeutral noun for hiding things and keeping them under wraps; most often seen in the negative 「包み隠しなく」.
- Related秘するひするWrittenWritten/formal prose and rare. Keeping something secret and not telling; close to 「秘匿」 but stiff and seldom used.
- Antonym公開こうかいNeutralNeutral antonym. Making something available to the public — the direct opposite of 「秘匿」's secret keeping.
- Antonym暴露ばくろNeutralNeutral antonym. Exposing wrongdoing or secrets, bringing them into the open; the reverse of 「秘匿」.
Use 「秘匿」 for hiding something as confidential, as in 「情報を秘匿する」「秘匿性」; it leans formal. For covering up scandals or inconvenient facts, use 「隠蔽」; for concealing stolen goods or harbouring criminals, 「隠匿」; for sheltering a person on the run, 「匿う」. For everyday hiding, 「隠す」 is the default. The opposite is 「公開」.
Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only


