善良 (zenryou) conjugation
goodness, excellence, virtue
善良 (ぜんりょう, zenryou) 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 | 善良だ zenryouda | 善良です zenryoudesu | The form you look up. Also the casual “is ~”. |
| Negative | 善良じゃない zenryoujanai | 善良じゃないです zenryoujanaidesu | “is not ~”. |
| Past | 善良だった zenryoudatta | 善良でした zenryoudeshita | “was ~”. |
| Past negative | 善良じゃなかった zenryoujanakatta | 善良じゃなかったです zenryoujanakattadesu | “was not ~”. |
| Te-form | 善良で zenryoude | — | Links to the next clause: “~ and …”. |
| Adverb | 善良に zenryouni | — | Turns it into “~ly”, describing a verb. |
| Before a noun | 善良な〜 zenryouna〜 | — | How it attaches when it modifies a noun. |
| Conditional (~ば/なら) | 善良なら zenryounara | — | “if it is ~”. |
| Conditional (~たら) | 善良だったら zenryoudattara | — | “if / when it is ~”. The everyday conditional. |
| Become (~なる) | 善良になる zenryouninaru | 善良になります zenryouninarimasu | “becomes ~” — the change-of-state form. |
| Too much (~すぎる) | 善良すぎる zenryousugiru | 善良すぎます zenryousugimasu | “too ~”. |
| Looks ~ (~そう) | 善良そう zenryousou | 善良そうです zenryousoudesu | “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.