Present
| I | matter |
| You | matter |
| She | matters |
| We | matter |
| They | matter |
Past
| I | mattered |
| You | mattered |
| She | mattered |
| We | mattered |
| They | mattered |
Perfect
| I | have | mattered |
| You | have | mattered |
| She | has | mattered |
| We | have | mattered |
| They | have | mattered |
Future
| I | will | matter |
| You | will | matter |
| She | will | matter |
| We | will | matter |
| They | will | matter |
Past Perfect
| I | had | mattered |
| You | had | mattered |
| She | had | mattered |
| We | had | mattered |
| They | had | mattered |
Future Perfect
| I | will | have | mattered |
| You | will | have | mattered |
| She | will | have | mattered |
| We | will | have | mattered |
| They | will | have | mattered |
Present - Conditional
| I | would | matter |
| You | would | matter |
| She | would | matter |
| We | would | matter |
| They | would | matter |
Perfect - Conditional
| I | would | have | mattered |
| You | would | have | mattered |
| She | would | have | mattered |
| We | would | have | mattered |
| They | would | have | mattered |