落す
落とす
to drop, to lose
Tosu (落す) is a godan verb meaning "to drop, to lose". Its polite form is 落とします, its te form is 落として, its past form is 落とした, and its negative form is 落とさない.
Godan verbJLPT N4
Tosu (落す) conjugation quick reference
落す means "to drop, to lose". Its main forms are listed below, with links to the grammar pattern behind each form.
Tosu masu form
落とします
Tosu te form
落として
Tosu past form
落とした
Tosu nai form
落とさない
Tosu passive form
落とされる
Tosu causative form
落とさせる
Tosu example sentences
財布を落しました。
I dropped my wallet.
スマホを落さないでください。
Please don't drop your smartphone.
昨日、かぎを落さなかった。
I didn't drop my keys yesterday.
How to use Tosu: grammar notes
•Use を with 落す to show what was dropped — for example, 携帯を落しました (I dropped my phone).
•Don’t confuse 落す with 落ちる — 落す is when you drop something, but 落ちる means something falls on its own.
•When talking about where you dropped something, use に or で — 財布を駅で落しました (I dropped my wallet at the station).
•JLPT N4 level
Common phrases with Tosu
財布を落とす(さいふをおとす)
to drop/lose a wallet
ゴミを落とす(ごみをおとす)
to drop litter / to litter
化粧を落とす(けしょうをおとす)
to remove makeup
Tosu (落す) conjugation table
| Form | Japanese | Romaji |
|---|---|---|
| Basic Forms | ||
| Dictionary Form | 落とす | |
| Masu Form | 落とします | |
| Te Form | 落として | |
| Past Form | 落とした | |
| Negative Form | 落とさない | |
| Past Negative | 落とさなかった | |
| Polite Forms | ||
| Polite Present | 落とします | |
| Polite Past | 落としました | |
| Polite Negative | 落としません | |
| Polite Past Negative | 落としませんでした | |
| Advanced Forms | ||
| Potential Form | 落とせる | |
| Passive Form | 落とされる | |
| Causative Form | 落とさせる | |
| Causative Passive | 落とさせられる | |
| Volitional Form | 落とそう | |
| Imperative Form | 落とせ | |
| Conditional Forms | ||
| Conditional (ば) | 落とせば | |
| Conditional (たら) | 落としたら | |
| Other Forms | ||
| Progressive Form | 落としている | |
| Desire (たい) | 落としたい | |
| Prohibition | 落とすな | |
