けそ
keso
JLPT N5 verb 意志推量形
けそ is the volitional form of けす — to erase, to rub out, to rub off, to cross out, to delete.
- to turn off (a light, TV, heater, etc.), to switch off
- to extinguish (a fire, candle, etc.), to put out
How it’s built
けす
けそ
Volitional form (意志推量形). “Let’s …” or “I’ll …”: 書こう (let’s write). With とする it means “try to”.
けす is a godan verb (u-verb), so it follows that pattern.
Name that form
Three more forms of けす. Can you tell what each one is?
Every form of けす
| Polite (ます形) | けします |
| Polite negative (ません) | けしません |
| Polite past (ました) | けしました |
| Polite past negative (ませんでした) | けしませんでした |
| Let us ~ (ましょう) | けしましょう |
| Masu-stem (連用形) | けし |
| Want to ~ (たい形) | けしたい |
| While ~ing (ながら) | けしながら |
| Te-form (て形) | けして |
| Plain past (た形) | けした |
| Tara-conditional (たら形) | けしたら |
| Progressive (ている形) | けしている |
| Plain negative (ない形) | けさない |
| Plain past negative (なかった形) | けさなかった |
| Negative te-form (なくて) | けさなくて |
| Potential (可能形) | けせる |
| Ba-conditional (条件形) | けせば |
| Imperative (命令形) | けせ |
| Volitional (意向形) | けそう |
| Passive (受身形) | けされる |
| Causative (使役形) | けさせる |
| Causative-passive (使役受身形) | けさせられる |
Drill every form in the Conjugation Dojo →
Other forms and spellings
けしゃけそうけそっけそふけすけしケシげすげそふケスゲスHow it's used
Used in informal speech to mean 'erase' or 'turn off', common in casual conversation and manga.
⚖️ Commonly confused with 'kesu' (消す), which is the standard form; 'keso' is a nonstandard variant.
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