多様 (tayou) conjugation
diversity, variety
多様 (たよう, tayou) 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 | 多様だ tayouda | 多様です tayoudesu | The form you look up. Also the casual “is ~”. |
| Negative | 多様じゃない tayoujanai | 多様じゃないです tayoujanaidesu | “is not ~”. |
| Past | 多様だった tayoudatta | 多様でした tayoudeshita | “was ~”. |
| Past negative | 多様じゃなかった tayoujanakatta | 多様じゃなかったです tayoujanakattadesu | “was not ~”. |
| Te-form | 多様で tayoude | — | Links to the next clause: “~ and …”. |
| Adverb | 多様に tayouni | — | Turns it into “~ly”, describing a verb. |
| Before a noun | 多様な〜 tayouna〜 | — | How it attaches when it modifies a noun. |
| Conditional (~ば/なら) | 多様なら tayounara | — | “if it is ~”. |
| Conditional (~たら) | 多様だったら tayoudattara | — | “if / when it is ~”. The everyday conditional. |
| Become (~なる) | 多様になる tayouninaru | 多様になります tayouninarimasu | “becomes ~” — the change-of-state form. |
| Too much (~すぎる) | 多様すぎる tayousugiru | 多様すぎます tayousugimasu | “too ~”. |
| Looks ~ (~そう) | 多様そう tayousou | 多様そうです tayousoudesu | “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.