| 1. | Base Form (Infinitive): | Waste |
| 2. | Simple Past: | Wasted |
| 3. | Past Participle: | Wasted |
| 4. | Present Participle: | Wasting |
| 5. | 3rd Person Singular: | Wastes |

Waste past tense
| Wasted |
| Wasted is the past tense of the word waste. |
Waste past participle
| Wasted |
| Wasted is the past participle of the word waste. |
Waste verb forms V1 V2 V3 V4
| Infinitive | Past Simple | Past Participle | Present Participle |
|---|---|---|---|
| Waste | Wasted | Wasted | Wasting |
Conjugation of Waste
| Simple / Indefinite Present Tense |
| I waste his time. |
| He/She/It wastes his time. |
| You/We/They waste his time. |
| Simple Past Tense |
| I wasted his time. |
| He/She/It wasted his time. |
| You/We/They wasted his time. |
| Simple Future Tense |
| I will/shall waste his time. |
| He/She/It will waste his time. |
| You/We/They will/shall waste his time. |
| Present Continuous Tense |
| I am wasting his time. |
| He/She/It is wasting his time. |
| You/We/They are wasting his time. |
| Past Continuous Tense |
| I was wasting his time. |
| He/She/It was wasting his time. |
| You/We/They were wasting his time. |
| Future Continuous Tense |
| I will be wasting his time. |
| He/She/It will be wasting his time. |
| You/We/They will be wasting his time. |
| Present Perfect Tense |
| I have wasted his time. |
| He/She/It has wasted his time. |
| You/We/They have wasted his time. |
| Past Perfect Tense |
| I had wasted his time. |
| He/She/It had wasted his time. |
| You/We/They had wasted his time. |
| Future Perfect Tense |
| I will have wasted his time. |
| He/She/It will have wasted his time. |
| You/We/They will have wasted his time. |
| Present Perfect Continuous Tense |
| I have been wasting his time. |
| He/She/It has been wasting his time. |
| You/We/They have been wasting his time. |
| Past Perfect Continuous Tense |
| I had been wasting his time. |
| He/She/It had been wasting his time. |
| You/We/They had been wasting his time. |
| Future Perfect Continuous Tense |
| I will have been wasting his time. |
| He/She/It will have been wasting his time. |
| You/We/They will have been wasting his time. |
More verb past tense