正直 (shoujiki) conjugation
honesty, integrity, frankness
正直 (しょうじき, shoujiki) 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 | 正直だ shoujikida | 正直です shoujikidesu | The form you look up. Also the casual “is ~”. |
| Negative | 正直じゃない shoujikijanai | 正直じゃないです shoujikijanaidesu | “is not ~”. |
| Past | 正直だった shoujikidatta | 正直でした shoujikideshita | “was ~”. |
| Past negative | 正直じゃなかった shoujikijanakatta | 正直じゃなかったです shoujikijanakattadesu | “was not ~”. |
| Te-form | 正直で shoujikide | — | Links to the next clause: “~ and …”. |
| Adverb | 正直に shoujikini | — | Turns it into “~ly”, describing a verb. |
| Before a noun | 正直な〜 shoujikina〜 | — | How it attaches when it modifies a noun. |
| Conditional (~ば/なら) | 正直なら shoujikinara | — | “if it is ~”. |
| Conditional (~たら) | 正直だったら shoujikidattara | — | “if / when it is ~”. The everyday conditional. |
| Become (~なる) | 正直になる shoujikininaru | 正直になります shoujikininarimasu | “becomes ~” — the change-of-state form. |
| Too much (~すぎる) | 正直すぎる shoujikisugiru | 正直すぎます shoujikisugimasu | “too ~”. |
| Looks ~ (~そう) | 正直そう shoujikisou | 正直そうです shoujikisoudesu | “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.