Present
| I | keratinise |
| You | keratinise |
| She | keratinises |
| We | keratinise |
| They | keratinise |
Past
| I | keratinised |
| You | keratinised |
| She | keratinised |
| We | keratinised |
| They | keratinised |
Perfect
| I | have | keratinised |
| You | have | keratinised |
| She | has | keratinised |
| We | have | keratinised |
| They | have | keratinised |
Future
| I | will | keratinise |
| You | will | keratinise |
| She | will | keratinise |
| We | will | keratinise |
| They | will | keratinise |
Past Perfect
| I | had | keratinised |
| You | had | keratinised |
| She | had | keratinised |
| We | had | keratinised |
| They | had | keratinised |
Future Perfect
| I | will | have | keratinised |
| You | will | have | keratinised |
| She | will | have | keratinised |
| We | will | have | keratinised |
| They | will | have | keratinised |
Present - Conditional
| I | would | keratinise |
| You | would | keratinise |
| She | would | keratinise |
| We | would | keratinise |
| They | would | keratinise |
Perfect - Conditional
| I | would | have | keratinised |
| You | would | have | keratinised |
| She | would | have | keratinised |
| We | would | have | keratinised |
| They | would | have | keratinised |