密 (mitsu) conjugation
thick, close
密 (みつ, mitsu) is a na-adjective. Na-adjectives behave like nouns. The word itself never changes — you conjugate だ/です after it, and you need な to put it in front of a noun.
Conjugation table
| Form | Plain (casual) | Polite (~です) | When you use it |
|---|---|---|---|
| Dictionary / plain | 密だ mitsuda | 密です mitsudesu | The form you look up. Also the casual “is ~”. |
| Negative | 密じゃない mitsujanai | 密じゃないです mitsujanaidesu | “is not ~”. |
| Past | 密だった mitsudatta | 密でした mitsudeshita | “was ~”. |
| Past negative | 密じゃなかった mitsujanakatta | 密じゃなかったです mitsujanakattadesu | “was not ~”. |
| Te-form | 密で mitsude | — | Links to the next clause: “~ and …”. |
| Adverb | 密に mitsuni | — | Turns it into “~ly”, describing a verb. |
| Before a noun | 密な〜 mitsuna〜 | — | How it attaches when it modifies a noun. |
| Conditional (~ば/なら) | 密なら mitsunara | — | “if it is ~”. |
| Conditional (~たら) | 密だったら mitsudattara | — | “if / when it is ~”. The everyday conditional. |
| Become (~なる) | 密になる mitsuninaru | 密になります mitsuninarimasu | “becomes ~” — the change-of-state form. |
| Too much (~すぎる) | 密すぎる mitsusugiru | 密すぎます mitsusugimasu | “too ~”. |
| Looks ~ (~そう) | 密そう mitsusou | 密そうです mitsusoudesu | “looks / seems ~” from appearance. |
🔊 Tap any Japanese word to hear it spoken.
Why it conjugates this way
Na-adjectives behave like nouns. The word itself never changes — you conjugate だ/です after it, and you need な to put it in front of a noun.
See the full rules in the adjective conjugation guide.