上品 (jouhin) conjugation
refined, elegant, well-mannered
上品 (じょうひん, jouhin) 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 | 上品だ jouhinda | 上品です jouhindesu | The form you look up. Also the casual “is ~”. |
| Negative | 上品じゃない jouhinjanai | 上品じゃないです jouhinjanaidesu | “is not ~”. |
| Past | 上品だった jouhindatta | 上品でした jouhindeshita | “was ~”. |
| Past negative | 上品じゃなかった jouhinjanakatta | 上品じゃなかったです jouhinjanakattadesu | “was not ~”. |
| Te-form | 上品で jouhinde | — | Links to the next clause: “~ and …”. |
| Adverb | 上品に jouhinni | — | Turns it into “~ly”, describing a verb. |
| Before a noun | 上品な〜 jouhinna〜 | — | How it attaches when it modifies a noun. |
| Conditional (~ば/なら) | 上品なら jouhinnara | — | “if it is ~”. |
| Conditional (~たら) | 上品だったら jouhindattara | — | “if / when it is ~”. The everyday conditional. |
| Become (~なる) | 上品になる jouhinninaru | 上品になります jouhinninarimasu | “becomes ~” — the change-of-state form. |
| Too much (~すぎる) | 上品すぎる jouhinsugiru | 上品すぎます jouhinsugimasu | “too ~”. |
| Looks ~ (~そう) | 上品そう jouhinsou | 上品そうです jouhinsoudesu | “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.