To Congratulate

Infinitive: to congratulate
Gerund: congratulating
Past participle: congratulated
Simple past: congratulated


Irregular forms
Auxilliary verb
Spelling change

Indicative

Present
I congratulate I congratulate
you congratulate you congratulate
he/she/it congratulates he/she/it congratulates
we congratulate we congratulate
they congratulate they congratulate
you congratulate you congratulate
I do not congratulate I don't congratulate
you do not congratulate you don't congratulate
he/she/it does not congratulate he/she/it doesn't congratulate
we do not congratulate we don't congratulate
they do not congratulate they don't congratulate
you do not congratulate you don't congratulate
Preterite
I congratulated I congratulated
you congratulated you congratulated
he/she/it congratulated he/she/it congratulated
we congratulated we congratulated
they congratulated they congratulated
you congratulated you congratulated
I did not congratulate I didn't congratulate
you did not congratulate you didn't congratulate
he/she/it did not congratulate he/she/it didn't congratulate
we did not congratulate we didn't congratulate
they did not congratulate they didn't congratulate
you did not congratulate you didn't congratulate
Future
I will congratulate I'll congratulate
you will congratulate you'll congratulate
he/she/it will congratulate he/she/it'll congratulate
we will congratulate we'll congratulate
they will congratulate they'll congratulate
you will congratulate you'll congratulate
I will not congratulate I won't congratulate
you will not congratulate you won't congratulate
he/she/it will not congratulate he/she/it won't congratulate
we will not congratulate we won't congratulate
they will not congratulate they won't congratulate
you will not congratulate you won't congratulate

Perfect

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

Continuous

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

Continuous Perfect

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

Conditional

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

Imperative

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