To Fail

Infinitive: to fail
Gerund: failing
Past participle: failed
Simple past: failed


Irregular forms
Auxilliary verb
Spelling change

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Indicative

Present
I fail I fail
you fail you fail
he/she/it fails he/she/it fails
we fail we fail
they fail they fail
you fail you fail
I do not fail I don't fail
you do not fail you don't fail
he/she/it does not fail he/she/it doesn't fail
we do not fail we don't fail
they do not fail they don't fail
you do not fail you don't fail
Preterite
I failed I failed
you failed you failed
he/she/it failed he/she/it failed
we failed we failed
they failed they failed
you failed you failed
I did not fail I didn't fail
you did not fail you didn't fail
he/she/it did not fail he/she/it didn't fail
we did not fail we didn't fail
they did not fail they didn't fail
you did not fail you didn't fail
Future
I will fail I'll fail
you will fail you'll fail
he/she/it will fail he/she/it'll fail
we will fail we'll fail
they will fail they'll fail
you will fail you'll fail
I will not fail I won't fail
you will not fail you won't fail
he/she/it will not fail he/she/it won't fail
we will not fail we won't fail
they will not fail they won't fail
you will not fail you won't fail

Perfect

Present
I have failed I've failed
you have failed you've failed
he/she/it has failed he/she/it's failed
we have failed we've failed
they have failed they've failed
you have failed you've failed
I have not failed I haven't failed
you have not failed you haven't failed
he/she/it has not failed he/she/it hasn't failed
we have not failed we haven't failed
they have not failed they haven't failed
you have not failed you haven't failed
Past
I had failed I'd failed
you had failed you'd failed
he/she/it had failed he/she/it'd failed
we had failed we'd failed
they had failed they'd failed
you had failed you'd failed
I had not failed I hadn't failed
you had not failed you hadn't failed
he/she/it had not failed he/she/it hadn't failed
we had not failed we hadn't failed
they had not failed they hadn't failed
you had not failed you hadn't failed
Future
I will have failed I'll have failed
you will have failed you'll have failed
he/she/it will have failed he/she/it'll have failed
we will have failed we'll have failed
they will have failed they'll have failed
you will have failed you'll have failed
I will not have failed I won't have failed
you will not have failed you won't have failed
he/she/it will not have failed he/she/it won't have failed
we will not have failed we won't have failed
they will not have failed they won't have failed
you will not have failed you won't have failed

Continuous

Present
I am failing I'm failing
you are failing you're failing
he/she/it is failing he/she/it's failing
we are failing we're failing
they are failing they're failing
you are failing you're failing
I am not failing I'm not failing
you are not failing you aren't failing
he/she/it is not failing he/she/it isn't failing
we are not failing we aren't failing
they are not failing they aren't failing
you are not failing you aren't failing
Past
I was failing I was failing
you were failing you were failing
he/she/it was failing he/she/it was failing
we were failing we were failing
they were failing they were failing
you were failing you were failing
I was not failing I wasn't failing
you were not failing you weren't failing
he/she/it was not failing he/she/it wasn't failing
we were not failing we weren't failing
they were not failing they weren't failing
you were not failing you weren't failing
Future
I will be failing I'll be failing
you will be failing you'll be failing
he/she/it will be failing he/she/it'll be failing
we will be failing we'll be failing
they will be failing they'll be failing
you will be failing you'll be failing
I will not be failing I won't be failing
you will not be failing you won't be failing
he/she/it will not be failing he/she/it won't be failing
we will not be failing we won't be failing
they will not be failing they won't be failing
you will not be failing you won't be failing

Continuous Perfect

Present
I have been failing I've been failing
you have been failing you've been failing
he/she/it has been failing he/she/it's been failing
we have been failing we've been failing
they have been failing they've been failing
you have been failing you've been failing
I have not been failing I haven't been failing
you have not been failing you haven't been failing
he/she/it has not been failing he/she/it hasn't been failing
we have not been failing we haven't been failing
they have not been failing they haven't been failing
you have not been failing you haven't been failing
Past
I had been failing I'd been failing
you had been failing you'd been failing
he/she/it had been failing he/she/it'd been failing
we had been failing we'd been failing
they had been failing they'd been failing
you had been failing you'd been failing
I had not been failing I hadn't been failing
you had not been failing you hadn't been failing
he/she/it had not been failing he/she/it hadn't been failing
we had not been failing we hadn't been failing
they had not been failing they hadn't been failing
you had not been failing you hadn't been failing
Future
I will have been failing I'll have been failing
you will have been failing you'll have been failing
he/she/it will have been failing he/she/it'll have been failing
we will have been failing we'll have been failing
they will have been failing they'll have been failing
you will have been failing you'll have been failing
I will not have been failing I won't have been failing
you will not have been failing you won't have been failing
he/she/it will not have been failing he/she/it won't have been failing
we will not have been failing we won't have been failing
they will not have been failing they won't have been failing
you will not have been failing you won't have been failing

Conditional

Present
I would fail I would fail
you would fail you would fail
he/she/it would fail he/she/it would fail
we would fail we would fail
they would fail they would fail
you would fail you would fail
I would not fail I wouldn't fail
you would not fail you wouldn't fail
he/she/it would not fail he/she/it wouldn't fail
we would not fail we wouldn't fail
they would not fail they wouldn't fail
you would not fail you wouldn't fail
Perfect
I would have failed I would've failed
you would have failed you would've failed
he/she/it would have failed he/she/it would've failed
we would have failed we would've failed
they would have failed they would've failed
you would have failed you would've failed
I would not have failed I wouldn't have failed
you would not have failed you wouldn't have failed
he/she/it would not have failed he/she/it wouldn't have failed
we would not have failed we wouldn't have failed
they would not have failed they wouldn't have failed
you would not have failed you wouldn't have failed

Imperative

(you) fail (you) fail
(we) let's fail (we) let's fail
(you) fail (you) fail
(you) do not fail (you) don't fail
(we) let's not fail (we) let's not fail
(you) do not fail (you) don't fail

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