To Countersign

Infinitive: to countersign
Gerund: countersigning
Past participle: countersigned
Simple past: countersigned


Irregular forms
Auxilliary verb
Spelling change

Indicative

Present
I countersign I countersign
you countersign you countersign
he/she/it countersigns he/she/it countersigns
we countersign we countersign
they countersign they countersign
you countersign you countersign
I do not countersign I don't countersign
you do not countersign you don't countersign
he/she/it does not countersign he/she/it doesn't countersign
we do not countersign we don't countersign
they do not countersign they don't countersign
you do not countersign you don't countersign
Preterite
I countersigned I countersigned
you countersigned you countersigned
he/she/it countersigned he/she/it countersigned
we countersigned we countersigned
they countersigned they countersigned
you countersigned you countersigned
I did not countersign I didn't countersign
you did not countersign you didn't countersign
he/she/it did not countersign he/she/it didn't countersign
we did not countersign we didn't countersign
they did not countersign they didn't countersign
you did not countersign you didn't countersign
Future
I will countersign I'll countersign
you will countersign you'll countersign
he/she/it will countersign he/she/it'll countersign
we will countersign we'll countersign
they will countersign they'll countersign
you will countersign you'll countersign
I will not countersign I won't countersign
you will not countersign you won't countersign
he/she/it will not countersign he/she/it won't countersign
we will not countersign we won't countersign
they will not countersign they won't countersign
you will not countersign you won't countersign

Perfect

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

Continuous

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

Continuous Perfect

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

Conditional

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

Imperative

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