い-adjective
清いきよい
kiyoi清い (きよい, kiyoi) — clean — is an い-adjective: 清かった (past), 清くない (negative), 清くて (te-form), 清いです (polite).
It also means clear.
How 清い conjugates · い-adjective
Drop the final い, then add the ending.
Every form is built on the stem 清. The one that isn't: the polite present, which is the whole word plus です.
清い
dropsstem + ending
清かった清かったpast · It was pure.
清くない清くないnegative · It isn't pure.
清くて清くてte-form · It's pure and …
清ければ清ければif · If it's pure, ...
清いです清いですpolite presentkeeps the い
Every い-adjective works this way. The one exception is いい, which conjugates from its older form よい.
N5 N tags give the JLPT level at which the game starts quizzing a form.
PLAIN
| Form | Conjugation | Audio |
|---|---|---|
| present N5 | 清い きよい kiyoi | |
| past N5 It was pure. | 清かった きよかった kiyokatta | |
| negative N5 It isn't pure. | 清くない きよくない kiyokunai | |
| te-form N5 It's pure and … | 清くて きよくて kiyokute | |
| past negative N4 It wasn't pure. | 清くなかった きよくなかった kiyokunakatta | |
| cond. ば N3 If it's pure, ... | 清ければ きよければ kiyokereba | |
| cond. たら N3 When it's pure, ... | 清かったら きよかったら kiyokattara |
POLITE
| Form | Conjugation | Audio |
|---|---|---|
| present N5 | 清いです きよいです kiyoidesu | |
| past N5 It was pure. | 清かったです きよかったです kiyokattadesu | |
| negative N5 It isn't pure. | 清くないです きよくないです kiyokunaidesu | |
| past negative N4 It wasn't pure. | 清くなかったです きよくなかったです kiyokunakattadesu |