物騒 (bussou) conjugation
dangerous, disturbed, insecure
物騒 (ぶっそう, bussou) 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 | 物騒だ bussouda | 物騒です bussoudesu | The form you look up. Also the casual “is ~”. |
| Negative | 物騒じゃない bussoujanai | 物騒じゃないです bussoujanaidesu | “is not ~”. |
| Past | 物騒だった bussoudatta | 物騒でした bussoudeshita | “was ~”. |
| Past negative | 物騒じゃなかった bussoujanakatta | 物騒じゃなかったです bussoujanakattadesu | “was not ~”. |
| Te-form | 物騒で bussoude | — | Links to the next clause: “~ and …”. |
| Adverb | 物騒に bussouni | — | Turns it into “~ly”, describing a verb. |
| Before a noun | 物騒な〜 bussouna〜 | — | How it attaches when it modifies a noun. |
| Conditional (~ば/なら) | 物騒なら bussounara | — | “if it is ~”. |
| Conditional (~たら) | 物騒だったら bussoudattara | — | “if / when it is ~”. The everyday conditional. |
| Become (~なる) | 物騒になる bussouninaru | 物騒になります bussouninarimasu | “becomes ~” — the change-of-state form. |
| Too much (~すぎる) | 物騒すぎる bussousugiru | 物騒すぎます bussousugimasu | “too ~”. |
| Looks ~ (~そう) | 物騒そう bussousou | 物騒そうです bussousoudesu | “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.