| 1. | Base Form (Infinitive): | Warn |
| 2. | Simple Past: | Warned |
| 3. | Past Participle: | Warned |
| 4. | Present Participle: | Warning |
| 5. | 3rd Person Singular: | Warns |
Warn past tense
| Warned |
| Warned is the past tense of the word warn. |
Warn past participle
| Warned |
| Warned is the past participle of the word warn. |
Warn verb forms V1 V2 V3 V4
| Infinitive | Past Simple | Past Participle | Present Participle |
|---|---|---|---|
| Warn | Warned | Warned | Warning |
Conjugation of Warn
| Simple / Indefinite Present Tense |
| I warn you in advance. |
| He/She/It warns you in advance. |
| You/We/They warn you in advance. |
| Simple Past Tense |
| I warned you in advance. |
| He/She/It warned you in advance. |
| You/We/They warned you in advance. |
| Simple Future Tense |
| I will/shall warn you in advance. |
| He/She/It will warn you in advance. |
| You/We/They will/shall warn you in advance. |
| Present Continuous Tense |
| I am warning you in advance. |
| He/She/It is warning you in advance. |
| You/We/They are warning you in advance. |
| Past Continuous Tense |
| I was warning you in advance. |
| He/She/It was warning you in advance. |
| You/We/They were warning you in advance. |
| Future Continuous Tense |
| I will be warning you in advance. |
| He/She/It will be warning you in advance. |
| You/We/They will be warning you in advance. |
| Present Perfect Tense |
| I have warned you in advance. |
| He/She/It has warned you in advance. |
| You/We/They have warned you in advance. |
| Past Perfect Tense |
| I had warned you in advance. |
| He/She/It had warned you in advance. |
| You/We/They had warned you in advance. |
| Future Perfect Tense |
| I will have warned you in advance. |
| He/She/It will have warned you in advance. |
| You/We/They will have warned you in advance. |
| Present Perfect Continuous Tense |
| I have been warning you in advance. |
| He/She/It has been warning you in advance. |
| You/We/They have been warning you in advance. |
| Past Perfect Continuous Tense |
| I had been warning you in advance. |
| He/She/It had been warning you in advance. |
| You/We/They had been warning you in advance. |
| Future Perfect Continuous Tense |
| I will have been warning you in advance. |
| He/She/It will have been warning you in advance. |
| You/We/They will have been warning you in advance. |
More verb past tense
