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Japanese verb落とす (otosu) Conjugation
落とす (otosu) means “to drop, to lose, to let fall”. It is a う-verb (godan) verb. It is an う-verb (godan): the last sound changes, 落とさない and 落とします, and the te-form is 落として. Below is its conjugation in all 14 forms, plain and polite, the same forms the Japanese verb conjugation worksheets print in their answer keys.
- Meaning
- to drop, to lose, to let fall
- Type
- う-verb (godan)
- Dictionary form
- 落とす
- Reading
- おとす
- Romaji
- otosu
- Masu form
- 落とします
- Nai form
- 落とさない
- Te-form
- 落として
- Ta form
- 落とした
Basic forms
Present現在形・辞書形
| Plain | 落とす |
|---|---|
| Plain negative | 落とさない |
| Polite | 落とします |
| Polite negative | 落としません |
Past過去形・た形
| Plain | 落とした |
|---|---|
| Plain negative | 落とさなかった |
| Polite | 落としました |
| Polite negative | 落としませんでした |
Te-formて形
| Plain | 落として |
|---|---|
| Plain negative | 落とさないで |
Progressive (-te iru)ている
| Plain | 落としている |
|---|---|
| Plain negative | 落としていない |
| Polite | 落としています |
| Polite negative | 落としていません |
Wanting, inviting, telling
Want to (-tai)たい形
| Plain | 落としたい |
|---|---|
| Plain negative | 落としたくない |
| Polite | 落としたいです |
| Polite negative | 落としたくないです |
Volitional意向形
| Plain | 落とそう |
|---|---|
| Polite | 落としましょう |
Imperative and requests命令形
| Plain command | 落とせ |
|---|---|
| Plain negative (don't) | 落とすな |
| Polite request (-te kudasai) | 落としてください |
| Polite negative (-naide kudasai) | 落とさないでください |
Can and if
Potential可能形
| Plain | 落とせる |
|---|---|
| Plain negative | 落とせない |
| Polite | 落とせます |
| Polite negative | 落とせません |
Conditional (-ba)仮定形・ば
| Plain | 落とせば |
|---|---|
| Plain negative | 落とさなければ |
Conditional (-tara)たら
| Plain | 落としたら |
|---|---|
| Plain negative | 落とさなかったら |
Passive and causative
Passive受身形
| Plain | 落とされる |
|---|---|
| Plain negative | 落とされない |
| Polite | 落とされます |
| Polite negative | 落とされません |
Causative使役形
| Plain | 落とさせる |
|---|---|
| Plain negative | 落とさせない |
| Polite | 落とさせます |
| Polite negative | 落とさせません |
Causative passive使役受身形
| Plain | 落とさせられる |
|---|---|
| Plain negative | 落とさせられない |
| Polite | 落とさせられます |
| Polite negative | 落とさせられません |
More common Japanese verbs and adjectives
- 申し上げる (moushiageru)to say, to tell, to state
- 数える (kazoeru)to count, to enumerate
- 請け負う (ukeou)to contract, to undertake, to take on
- 先駆ける (sakigakeru)to do before, to be ahead of
- 打ち切る (uchikiru)to stop, to abort, to discontinue
- 浮かび上がる (ukabiagaru)to rise to the surface
- 建つ (tatsu)to be erected, to be built
- 引きずる (hikizuru)to drag, to trail, to pull along the ground
- 引っ越す (hikkosu)to move, to change residence
- 刈り込む (karikomu)to prune, to trim, to cut back
- 刈る (karu)to cut, to mow, to clip
- 輝かしい (kagayakashii)brilliant, glorious, glittering
About these tables
The forms are built from Wiktionary's conjugation tables, and they are the ones the Japanese verb conjugation worksheet generator prints, so a chart or answer key made there matches this page. That page explains how the forms were checked.
Print this verb chart opens 落とす (otosu) on the worksheet preview with every form filled in, ready to print on A4 or US Letter or save as PDF. To practice it with other verbs and adjectives, the generator also makes blank conjugation boxes and quick quizzes with answer keys. To practice online instead, the Japanese verb conjugation quiz marks each form as you type it.
Verbs, adjectives and their meanings come from JMdict, the property of the Electronic Dictionary Research and Development Group, used in conformance with the Group's licence. The forms are built by the standard rules, with the irregular ones written out.