Conjugation of the verb "constrain"
Conjugation of the verb constrain[kənˈstreɪn],
regular 
Indicative
Present Indefinite
Present Continuous
Present Perfect
Present Perfect Continuous
Past Indefinite
Past Continuous
Past Perfect
Past Perfect Continuous
Future Indefinite
Future Continuous
Future Perfect
Future Perfect Continuous
Indicative
Present Indefinite
I don't constrainyou don't constrain
he/she/it doesn't constrain
we don't constrain
you don't constrain
they don't constrain
Present Continuous
I am not constrainingyou aren't constraining
he/she/it isn't constraining
we aren't constraining
you aren't constraining
they aren't constraining
Present Perfect
I haven't constrainedyou haven't constrained
he/she/it hasn't constrained
we haven't constrained
you haven't constrained
they haven't constrained
Present Perfect Continuous
I haven't been constrainingyou haven't been constraining
he/she/it hasn't been constraining
we haven't been constraining
you haven't been constraining
they haven't been constraining
Past Indefinite
I didn't constrainyou didn't constrain
he/she/it didn't constrain
we didn't constrain
you didn't constrain
they didn't constrain
Past Continuous
I wasn't constrainingyou weren't constraining
he/she/it wasn't constraining
we weren't constraining
you weren't constraining
they weren't constraining
Past Perfect
I hadn't constrainedyou hadn't constrained
he/she/it hadn't constrained
we hadn't constrained
you hadn't constrained
they hadn't constrained
Past Perfect Continuous
I hadn't been constrainingyou hadn't been constraining
he/she/it hadn't been constraining
we hadn't been constraining
you hadn't been constraining
they hadn't been constraining
Future Indefinite
I shan't / won't constrainyou won't constrain
he/she/it won't constrain
we shan't / won't constrain
you won't constrain
they won't constrain
Future Continuous
I shan't / won't be constrainingyou won't be constraining
he/she/it won't be constraining
we shan't / won't be constraining
you won't be constraining
they won't be constraining
Future Perfect
I shan't / won't have constrainedyou won't have constrained
he/she/it won't have constrained
we shan't / won't have constrained
you won't have constrained
they won't have constrained
Future Perfect Continuous
I shan't / won't have been constrainingyou won't have been constraining
he/she/it won't have been constraining
we shan't / won't have been constraining
you won't have been constraining
they won't have been constraining
Indicative
Present Indefinite
do I constrain?do you constrain?
does he/she/it constrain?
do we constrain?
do you constrain?
do they constrain?
Present Continuous
am I constraining?are you constraining?
is he/she/it constraining?
are we constraining?
are you constraining?
are they constraining?
Present Perfect
have I constrained?have you constrained?
has he/she/it constrained?
have we constrained?
have you constrained?
have they constrained?
Present Perfect Continuous
have I been constraining?have you been constraining?
has he/she/it been constraining?
have we been constraining?
have you been constraining?
have they been constraining?
Past Indefinite
did I constrain?did you constrain?
did he/she/it constrain?
did we constrain?
did you constrain?
did they constrain?
Past Continuous
was I constraining?were you constraining?
was he/she/it constraining?
were we constraining?
were you constraining?
were they constraining?
Past Perfect
had I constrained?had you constrained?
had he/she/it constrained?
had we constrained?
had you constrained?
had they constrained?
Past Perfect Continuous
had I been constraining?had you been constraining?
had he/she/it been constraining?
had we been constraining?
had you been constraining?
had they been constraining?
Future Indefinite
will I constrain?will you constrain?
will he/she/it constrain?
will we constrain?
will you constrain?
will they constrain?
Future Continuous
will I be constraining?will you be constraining?
will he/she/it be constraining?
will we be constraining?
will you be constraining?
will they be constraining?
Future Perfect
will I have constrained?will you have constrained?
will he/she/it have constrained?
will we have constrained?
will you have constrained?
will they have constrained?
Future Perfect Continuous
will I have been constraining?will you have been constraining?
will he/she/it have been constraining?
will we have been constraining?
will you have been constraining?
will they have been constraining?
Conditional
Conditional Present
Conditional Present Continuous
Conditional Perfect
Conditional Perfect Continuous
Conditional
Conditional Present
I wouldn't constrainyou wouldn't constrain
he/she/it wouldn't constrain
we wouldn't constrain
you wouldn't constrain
they wouldn't constrain
Conditional Present Continuous
I wouldn't be constrainingyou wouldn't be constraining
he/she/it wouldn't be constraining
we wouldn't be constraining
you wouldn't be constraining
they wouldn't be constraining
Conditional Perfect
I wouldn't have constrainedyou wouldn't have constrained
he/she/it wouldn't have constrained
we wouldn't have constrained
you wouldn't have constrained
they wouldn't have constrained
Conditional Perfect Continuous
I wouldn't have been constrainingyou wouldn't have been constraining
he/she/it wouldn't have been constraining
we wouldn't have been constraining
you wouldn't have been constraining
they wouldn't have been constraining
Conditional
Conditional Present
would I constrain?would you constrain?
would he/she/it constrain?
would we constrain?
would you constrain?
would they constrain?
Conditional Present Continuous
would I be constraining?would you be constraining?
would he/she/it be constraining?
would we be constraining?
would you be constraining?
would they be constraining?
Conditional Perfect
would I have constrained?would you have constrained?
would he/she/it have constrained?
would we have constrained?
would you have constrained?
would they have constrained?
Conditional Perfect Continuous
would I have been constraining?would you have been constraining?
would he/she/it have been constraining?
would we have been constraining?
would you have been constraining?
would they have been constraining?
Participles
Present
Past
Infinitives
Infinitives
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