Verb to undo

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to undo
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Conjugate verb:

à â á æ ß ç é ê è ë î ï í ñ ô ö œ ü û ú ù

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English conjugation of the verb "to undo" in Past Simple Tense

Affirmative
Negative
Interrogative
Definition & Examples

Simple Forms

Basic Forms

Infinitive
to undo

Imperative
undo
let's undo
undo

Present Participle
undoing

Past Participle
undone

Indicative:

Present

I undo
you undo
he/she/it undoes
we undo
you undo
they undo

Compound Forms

Indicative

Present continuous

I am undoing
you are undoing
he/she/it is undoing
we are undoing
you are undoing
they are undoing

Present perfect

I have undone
you have undone
he/she/it has undone
we have undone
you have undone
they have undone

Future

I will undo
you will undo
he/she/it will undo
we will undo
you will undo
they will undo

Future Perfect

I will have undone
you will have undone
he/she/it will have undone
we will have undone
you will have undone
they will have undone

Past continuous

I was undoing
you were undoing
he/she/it was undoing
we were undoing
you were undoing
they were undoing

Past perfect

I had undone
you had undone
he/she/it had undone
we had undone
you had undone
they had undone

Future continuous

I will be undoing
you will be undoing
he/she/it will be undoing
we will be undoing
you will be undoing
they will be undoing

Present perfect continuous

I have been undoing
you have been undoing
he/she/it has been undoing
we have been undoing
you have been undoing
they have been undoing

Past perfect continuous

I had been undoing
you had been undoing
he/she/it had been undoing
we had been undoing
you had been undoing
they had been undoing

Future perfect continuous

I will have been undoing
you will have been undoing
he/she/it will have been undoing
we will have been undoing
you will have been undoing
they will have been undoing

Basic Forms

Infinitive
not to undo

Imperative
do not undo
let's not undo
do not undo

Present Participle
not undoing

Past Participle
not undone

Present

I do not undo
you do not undo
he/she/it does not undo
we do not undo
you do not undo
they do not undo

Past

I did not undo
you did not undo
he/she/it did not undo
we did not undo
you did not undo
they did not undo

Present continuous

I am not undoing
you are not undoing
he/she/it is not undoing
we are not undoing
you are not undoing
they are not undoing

Present perfect

I have not undone
you have not undone
he/she/it has not undone
we have not undone
you have not undone
they have not undone

Future

I will not undo
you will not undo
he/she/it will not undo
we will not undo
you will not undo
they will not undo

Future Perfect

I will not have undone
you will not have undone
he/she/it will not have undone
we will not have undone
you will not have undone
they will not have undone

Past continuous

I was not undoing
you were not undoing
he/she/it was not undoing
we were not undoing
you were not undoing
they were not undoing

Past perfect

I had not undone
you had not undone
he/she/it had not undone
we had not undone
you had not undone
they had not undone

Future continuous

I will not be undoing
you will not be undoing
he/she/it will not be undoing
we will not be undoing
you will not be undoing
they will not be undoing

Present perfect continuous

I have not been undoing
you have not been undoing
he/she/it has not been undoing
we have not been undoing
you have not been undoing
they have not been undoing

Past perfect continuous

I had not been undoing
you had not been undoing
he/she/it had not been undoing
we had not been undoing
you had not been undoing
they had not been undoing

Future perfect continuous

I will not have been undoing
you will not have been undoing
he/she/it will not have been undoing
we will not have been undoing
you will not have been undoing
they will not have been undoing

Indicative:

Present

do I undo ?
do you undo ?
does he/she/it undo ?
do we undo ?
do you undo ?
do they undo ?

Past

did I undo ?
did you undo ?
did he/she/it undo ?
did we undo ?
did you undo ?
did they undo ?

Indicative

Present continuous

am I undoing ?
are you undoing ?
is he/she/it undoing ?
are we undoing ?
are you undoing ?
are they undoing ?

Present perfect

have I undone ?
have you undone ?
has he/she/it undone ?
have we undone ?
have you undone ?
have they undone ?

Future

will I undo ?
will you undo ?
will he/she/it undo ?
will we undo ?
will you undo ?
will they undo ?

Future Perfect

will I have undone ?
will you have undone ?
will he/she/it have undone ?
will we have undone ?
will you have undone ?
will they have undone ?

Past continuous

was I undoing ?
were you undoing ?
was he/she/it undoing ?
were we undoing ?
were you undoing ?
were they undoing ?

Past perfect

had I undone ?
had you undone ?
had he/she/it undone ?
had we undone ?
had you undone ?
had they undone ?

Future continuous

will I be undoing ?
will you be undoing ?
will he/she/it be undoing ?
will we be undoing ?
will you be undoing ?
will they be undoing ?

Present perfect continuous

have I been undoing ?
have you been undoing ?
has he/she/it been undoing ?
have we been undoing ?
have you been undoing ?
have they been undoing ?

Past perfect continuous

had I been undoing ?
had you been undoing ?
had he/she/it been undoing ?
had we been undoing ?
had you been undoing ?
had they been undoing ?

Future perfect continuous

will I have been undoing ?
will you have been undoing ?
will he/she/it have been undoing ?
will we have been undoing ?
will you have been undoing ?
will they have been undoing ?

See also verbs with similar meaning:

Definitions:

- Remove the outer cover or wrapping of
- Cause to become loose
- Cancel, annul, or reverse an action or its effect
- Deprive of certain characteristics
- Cause the ruin or downfall of

Examples:

- Undo the parcel
- Loosen the necktie
- I wish I could undo my actions
- A single mistake undid the President and he had to resign