累増|るいぞうruizou[0]heiban (flat)
This browser can't play pronunciations (needs Safari 18.4 or later, or Chrome / Edge / Firefox).
- noun, suru verb, transitive verb, intransitive verbsuccessive or progressive increases; cumulative increase
Conjugation
| Dictionary form | 累増する(るいぞうする) |
|---|---|
| Polite (masu) | 累増します(るいぞうします) |
| Negative (nai) | 累増しない(るいぞうしない) |
| polite (masen) | 累増しません(るいぞうしません) |
| classical zu / nu | 累増せず・累増せぬ(るいぞうせず・るいぞうせぬ) |
| Past (ta) | 累増した(るいぞうした) |
| polite (mashita) | 累増しました(るいぞうしました) |
| Past negative (nakatta) | 累増しなかった(るいぞうしなかった) |
| polite (masen deshita) | 累増しませんでした(るいぞうしませんでした) |
| Te form | 累増して(るいぞうして) |
| Potential | 累増できる(るいぞうできる) |
| Passive | 累増される(るいぞうされる) |
| Causative | 累増させる(るいぞうさせる) |
| Causative passive | 累増させられる(るいぞうさせられる) |
| Conditional (ba) | 累増すれば(るいぞうすれば) |
| tara | 累増したら(るいぞうしたら) |
| Volitional | 累増しよう(るいぞうしよう) |
| polite (mashou) | 累増しましょう(るいぞうしましょう) |
| Imperative | 累増しろ(るいぞうしろ) |
Common forms generated by rule; see the senses for honorific or irregular usage.
- Synonym累加るいかWrittenWritten but rare. Adding the same amount again and again in sequence; leans toward mathematical calculation.
- Related集積しゅうせきWrittenWritten. Things gathering and piling up in one place; leans toward spatial clustering, as in 「産業集積」.
- Related蓄積ちくせきNeutralNeutral. Storing things up little by little, as in 「疲労の蓄積」; leans toward storage rather than increase.
- Related堆積たいせきWrittenWritten. Sand, sediment and the like piling up or settling layer by layer; leans toward physical phenomena.
- Related累積るいせきNeutralNeutral. The total built up by continuous adding, as in 「累積赤字」; more common than 「累増」.
- Antonym減少げんしょうNeutralNeutral. A quantity becoming smaller; the counterpart of 「累増」's continuous increase.
- Antonym逓減ていげんWrittenWritten. Decreasing little by little; the exact opposite of 「累増」's step-by-step increase.
Use 「累増」 for a quantity increasing year after year — written style, common in statistics, as in 「赤字が累増する」. For a cumulative total pick 「累積」, for storing up 「蓄積」; the opposite is 「逓減」.
Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only


