Godan verb (む)
澄むすむ
sumuAlso read すむ: 住む (live), 済む (finish). All 3 words
澄む (すむ, sumu) — to become clear — is a godan verb ending in む: 澄んで (te-form), 澄んだ (past), 澄まない (negative), 澄みます (polite).
It also means to become transparent.
How 澄む conjugates · godan む-verb
Only the last kana changes: む becomes ま, み, め or も.
Which one depends on the ending. The five are one line of the hiragana chart — same consonant, vowels あ・い・う・え・お — and everything before that kana never changes.
ま澄まないnegative
み澄みますpolite present
む澄むdictionary form
め澄めるpotential澄めばif
も澄もうvolitional
The て and た forms · む → んで, んだ
ん澄んでte-form澄んだpast
The て and た forms are the only two that don't follow this pattern. Every む-, ぶ- and ぬ-verb has the same んで there.
N5 N tags give the JLPT level at which the game starts quizzing a form.
Aa Dimmed forms are too rare in everyday Japanese for the game to quiz.
PLAIN
| Form | Conjugation | Audio |
|---|---|---|
| present N5 | 澄む すむ sumu | |
| past N5 It became clear. | 澄んだ すんだ sunda | |
| negative N5 It doesn't become clear. | 澄まない すまない sumanai | |
| te-form N5 It becomes clear and … | 澄んで すんで sunde | |
| past negative N4 | 澄まなかった すまなかった sumanakatta | |
| volitional N4 | 澄もう すもう sumou | |
| potential N3 | 澄める すめる sumeru | |
| cond. ば N3 | 澄めば すめば sumeba | |
| cond. たら N3 | 澄んだら すんだら sundara | |
| passive N2 | 澄まれる すまれる sumareru | |
| causative N2 I let it become clear. | 澄ませる すませる sumaseru | |
| imperative N1 | 澄め すめ sume |
POLITE
| Form | Conjugation | Audio |
|---|---|---|
| present N5 | 澄みます すみます sumimasu | |
| past N5 It became clear. | 澄みました すみました sumimashita | |
| negative N5 It doesn't become clear. | 澄みません すみません sumimasen | |
| past negative N4 | 澄みませんでした すみませんでした sumimasendeshita | |
| volitional N4 | 澄みましょう すみましょう sumimashou |
ASPECT
| Form | Conjugation | Audio |
|---|---|---|
| ている N4 It's clear. | 澄んでいる すんでいる sundeiru | |
| ていた N4 It was clear. | 澄んでいた すんでいた sundeita | |
| ています N4 It's clear. | 澄んでいます すんでいます sundeimasu | |
| ていました N4 It was clear. | 澄んでいました すんでいました sundeimashita |