| Form | Conjugation | 
|---|---|
| Plain? | ぼんやりする | 
| Past? | ぼんやりした | 
| Negative? | ぼんやりしない | 
| Volitional? | ぼんやりしよう | 
| Imperative? | ぼんやりしろ | 
| Imperative (written)? | ぼんやりせよ | 
| Polite imperative? | ぼんやりしなさい | 
| 〜たい? | ぼんやりしたい | 
| Conditional (〜えば)? | ぼんやりすれば | 
| Conditional (〜たら)? | ぼんやりしたら | 
| Potential? | ぼんやりできる | 
| Passive? | ぼんやりされる | 
| Causative? | ぼんやりさせる | 
| Prohibitive? | ぼんやりするな | 
| 〜ます? | ぼんやりします |