| Form | Conjugation | 
|---|---|
| Plain? | 磨ぐ | 
| Past? | 磨いだ | 
| Negative? | 磨がない | 
| Volitional? | 磨ごう | 
| Imperative? | 磨げ | 
| Polite imperative? | 磨ぎなさい | 
| 〜たい? | 磨ぎたい | 
| Conditional (〜えば)? | 磨げば | 
| Conditional (〜たら)? | 磨いだら | 
| Potential? | 磨げる | 
| Passive? | 磨がれる | 
| Causative? | 磨がせる | 
| Prohibitive? | 磨ぐな | 
| 〜ます? | 磨ぎます |