To Back Up

Infinitive: to back up
Gerund: backing
Past participle: backed
Simple past: backed


Irregular forms
Auxilliary verb
Spelling change

Indicative

Present
I back up I back up
you back up you back up
he/she/it backs up he/she/it backs up
we back up we back up
they back up they back up
you back up you back up
I do not back up I don't back up
you do not back up you don't back up
he/she/it does not back up he/she/it doesn't back up
we do not back up we don't back up
they do not back up they don't back up
you do not back up you don't back up
Preterite
I backed up I backed up
you backed up you backed up
he/she/it backed up he/she/it backed up
we backed up we backed up
they backed up they backed up
you backed up you backed up
I did not back up I didn't back up
you did not back up you didn't back up
he/she/it did not back up he/she/it didn't back up
we did not back up we didn't back up
they did not back up they didn't back up
you did not back up you didn't back up
Future
I will back up I'll back up
you will back up you'll back up
he/she/it will back up he/she/it'll back up
we will back up we'll back up
they will back up they'll back up
you will back up you'll back up
I will not back up I won't back up
you will not back up you won't back up
he/she/it will not back up he/she/it won't back up
we will not back up we won't back up
they will not back up they won't back up
you will not back up you won't back up

Perfect

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

Continuous

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

Continuous Perfect

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

Conditional

Present
I would back up I would back up
you would back up you would back up
he/she/it would back up he/she/it would back up
we would back up we would back up
they would back up they would back up
you would back up you would back up
I would not back up I wouldn't back up
you would not back up you wouldn't back up
he/she/it would not back up he/she/it wouldn't back up
we would not back up we wouldn't back up
they would not back up they wouldn't back up
you would not back up you wouldn't back up
Perfect
I would have backed up I would've backed up
you would have backed up you would've backed up
he/she/it would have backed up he/she/it would've backed up
we would have backed up we would've backed up
they would have backed up they would've backed up
you would have backed up you would've backed up
I would not have backed up I wouldn't have backed up
you would not have backed up you wouldn't have backed up
he/she/it would not have backed up he/she/it wouldn't have backed up
we would not have backed up we wouldn't have backed up
they would not have backed up they wouldn't have backed up
you would not have backed up you wouldn't have backed up

Imperative

(you) back up (you) back up
(we) let's back up (we) let's back up
(you) back up (you) back up
(you) do not back up (you) don't back up
(we) let's not back up (we) let's not back up
(you) do not back up (you) don't back up