| 1. | Base Form (Infinitive): | Mourn |
| 2. | Simple Past: | Mourned |
| 3. | Past Participle: | Mourned |
| 4. | Present Participle: | Mourning |
| 5. | 3rd Person Singular: | Mourns |

Mourn past tense
| Mourned |
| Mourned is the past tense of the word mourn. |
Mourn past participle
| Mourned |
| Mourned is the past participle of the word mourn. |
Mourn verb forms V1 V2 V3 V4
| Infinitive | Past Simple | Past Participle | Present Participle |
|---|---|---|---|
| Mourn | Mourned | Mourned | Mourning |
Conjugation of Mourn
| Simple / Indefinite Present Tense |
| I mourn his death. |
| He/She/It mourns his death. |
| You/We/They mourn his death. |
| Simple Past Tense |
| I mourned his death. |
| He/She/It mourned his death. |
| You/We/They mourned his death. |
| Simple Future Tense |
| I will/shall mourn his death. |
| He/She/It will mourn his death. |
| You/We/They will/shall mourn his death. |
| Present Continuous Tense |
| I am mourning his death. |
| He/She/It is mourning his death. |
| You/We/They are mourning his death. |
| Past Continuous Tense |
| I was mourning his death. |
| He/She/It was mourning his death. |
| You/We/They were mourning his death. |
| Future Continuous Tense |
| I will be mourning his death. |
| He/She/It will be mourning his death. |
| You/We/They will be mourning his death. |
| Present Perfect Tense |
| I have mourned his death. |
| He/She/It has mourned his death. |
| You/We/They have mourned his death. |
| Past Perfect Tense |
| I had mourned his death. |
| He/She/It had mourned his death. |
| You/We/They had mourned his death. |
| Future Perfect Tense |
| I will have mourned his death. |
| He/She/It will have mourned his death. |
| You/We/They will have mourned his death. |
| Present Perfect Continuous Tense |
| I have been mourning his death. |
| He/She/It has been mourning his death. |
| You/We/They have been mourning his death. |
| Past Perfect Continuous Tense |
| I had been mourning his death. |
| He/She/It had been mourning his death. |
| You/We/They had been mourning his death. |
| Future Perfect Continuous Tense |
| I will have been mourning his death. |
| He/She/It will have been mourning his death. |
| You/We/They will have been mourning his death. |
More verb past tense