underdid
The past tense of underdo is underdid
The Forms of Underdo
| Infinitive |
to underdo |
| Present Tense |
underdo / underdoes |
| Past Tense |
underdid |
| Present Participle |
underdoing |
| Past Participle |
underdone |
Conjugate Underdo
Underdo in Present Simple (Indefinite) Tense
| Singular |
Plural |
| I underdo |
We underdo |
| You underdo |
You underdo |
| He/She/It underdoes |
They underdo |
Underdo in Present Continuous (Progressive) Tense
| Singular |
Plural |
| I am underdoing |
We are underdoing |
| You are underdoing |
You are underdoing |
| He/She/It is underdoing |
They are underdoing |
Underdo in Present Perfect Tense
| Singular |
Plural |
| I have underdone |
We have underdone |
| You have underdone |
You have underdone |
| He/She/It has underdone |
They have underdone |
Underdo in Present Perfect Continuous Tense
| Singular |
Plural |
| I have been underdoing |
We have been underdoing |
| You have been underdoing |
You have been underdoing |
| He/She/It has been underdoing |
They have been underdoing |
Underdo in Past Simple (Indefinite) Tense
| Singular |
Plural |
| I underdid |
We underdid |
| You underdid |
You underdid |
| He/She/It underdid |
They underdid |
Underdo in Past Continuous (Progressive) Tense
| Singular |
Plural |
| I was underdoing |
We were underdoing |
| You were underdoing |
You were underdoing |
| He/She/It was underdoing |
They were underdoing |
Underdo in Past Perfect Tense
| Singular |
Plural |
| I had underdone |
We had underdone |
| You had underdone |
You had underdone |
| He/She/It had underdone |
They had underdone |
Underdo in Past Perfect Continuous Tense
| Singular |
Plural |
| I had been underdoing |
We had been underdoing |
| You had been underdoing |
You had been underdoing |
| He/She/It had been underdoing |
They had been underdoing |
Underdo in Future Simple (Indefinite) Tense
| Singular |
Plural |
| I will underdo |
We will underdo |
| You will underdo |
You will underdo |
| He/She/It will underdo |
They will underdo |
Underdo in Future Continuous (Progressive) Tense
| Singular |
Plural |
| I will be underdoing |
We will be underdoing |
| You will be underdoing |
You will be underdoing |
| He/She/It will be underdoing |
They will be underdoing |
Underdo in Future Perfect Tense
| Singular |
Plural |
| I will have underdone |
We will have underdone |
| You will have underdone |
You will have underdone |
| He/She/It will have underdone |
They will have underdone |
Underdo in Future Perfect Continuous Tense
| Singular |
Plural |
| I will have been underdoing |
We will have been underdoing |
| You will have been underdoing |
You will have been underdoing |
| He/She/It will have been underdoing |
They will have been underdoing |
