下品 (gehin) conjugation
vulgar, indecent, coarse
下品 (げひん, gehin) 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 | 下品だ gehinda | 下品です gehindesu | The form you look up. Also the casual “is ~”. |
| Negative | 下品じゃない gehinjanai | 下品じゃないです gehinjanaidesu | “is not ~”. |
| Past | 下品だった gehindatta | 下品でした gehindeshita | “was ~”. |
| Past negative | 下品じゃなかった gehinjanakatta | 下品じゃなかったです gehinjanakattadesu | “was not ~”. |
| Te-form | 下品で gehinde | — | Links to the next clause: “~ and …”. |
| Adverb | 下品に gehinni | — | Turns it into “~ly”, describing a verb. |
| Before a noun | 下品な〜 gehinna〜 | — | How it attaches when it modifies a noun. |
| Conditional (~ば/なら) | 下品なら gehinnara | — | “if it is ~”. |
| Conditional (~たら) | 下品だったら gehindattara | — | “if / when it is ~”. The everyday conditional. |
| Become (~なる) | 下品になる gehinninaru | 下品になります gehinninarimasu | “becomes ~” — the change-of-state form. |
| Too much (~すぎる) | 下品すぎる gehinsugiru | 下品すぎます gehinsugimasu | “too ~”. |
| Looks ~ (~そう) | 下品そう gehinsou | 下品そうです gehinsoudesu | “looks / seems ~” from appearance. |
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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.