Indicative
Present
| I | lessen |
| you | lessen |
| he / she / it | lessens |
| we | lessen |
| they | lessen |
| you (plural) | lessen |
Past simple
| I | lessenned |
| you | lessenned |
| he / she / it | lessenned |
| we | lessenned |
| they | lessenned |
| you (plural) | lessenned |
Future simple
| I | will lessen |
| you | will lessen |
| he / she / it | will lessen |
| we | will lessen |
| they | will lessen |
| you (plural) | will lessen |
Present continuous
| I | am lessenning |
| you | are lessenning |
| he / she / it | is lessenning |
| we | are lessenning |
| they | are lessenning |
| you (plural) | are lessenning |
Past continuous
| I | was lessenning |
| you | were lessenning |
| he / she / it | was lessenning |
| we | were lessenning |
| they | were lessenning |
| you (plural) | were lessenning |
Future continuous
| I | will be lessenning |
| you | will be lessenning |
| he / she / it | will be lessenning |
| we | will be lessenning |
| they | will be lessenning |
| you (plural) | will be lessenning |
Present perfect
| I | have lessenned |
| you | have lessenned |
| he / she / it | has lessenned |
| we | have lessenned |
| they | have lessenned |
| you (plural) | have lessenned |
Past perfect
| I | had lessenned |
| you | had lessenned |
| he / she / it | had lessenned |
| we | had lessenned |
| they | had lessenned |
| you (plural) | had lessenned |
Future perfect
| I | will have lessenned |
| you | will have lessenned |
| he / she / it | will have lessenned |
| we | will have lessenned |
| they | will have lessenned |
| you (plural) | will have lessenned |
Conditional
Present
| I | would lessen |
| you | would lessen |
| he / she / it | would lessen |
| we | would lessen |
| they | would lessen |
| you (plural) | would lessen |
Conditional perfect
| I | would have lessenned |
| you | would have lessenned |
| he / she / it | would have lessenned |
| we | would have lessenned |
| they | would have lessenned |
| you (plural) | would have lessenned |
Subjunctive
Present
| I | lessen |
| you | lessen |
| he / she / it | lessen |
| we | lessen |
| they | lessen |
| you (plural) | lessen |
Imperative
Affirmative
| you | lessen |
| we | let's lessen |
| you (plural) | lessen |