English verb conjugation
COULD CONSTIPATE

Regular verb: constipate - constipated - constipated

Affirmation

Simple form	V-ing form
I could constipate you could constipate he could constipate we could constipate you could constipate they could constipate	I could be constipating you could be constipating he could be constipating we could be constipating you could be constipating they could be constipating
Perfect	V-ing perfect
I could have constipated you could have constipated he could have constipated we could have constipated you could have constipated they could have constipated	I could have been constipating you could have been constipating he could have been constipating we could have been constipating you could have been constipating they could have been constipating

Negation

Simple form	V-ing form
I couldn't constipate you couldn't constipate he couldn't constipate we couldn't constipate you couldn't constipate they couldn't constipate	I couldn't be constipating you couldn't be constipating he couldn't be constipating we couldn't be constipating you couldn't be constipating they couldn't be constipating
Perfect	V-ing perfect
I couldn't have constipated you couldn't have constipated he couldn't have constipated we couldn't have constipated you couldn't have constipated they couldn't have constipated	I couldn't have been constipating you couldn't have been constipating he couldn't have been constipating we couldn't have been constipating you couldn't have been constipating they couldn't have been constipating

Interrogative form

Simple form	V-ing form
could I constipate? could you constipate? could he constipate? could we constipate? could you constipate? could they constipate?	could I be constipating? could you be constipating? could he be constipating? could we be constipating? could you be constipating? could they be constipating?
Perfect	V-ing perfect
could I have constipated? could you have constipated? could he have constipated? could we have constipated? could you have constipated? could they have constipated?	could I have been constipating? could you have been constipating? could he have been constipating? could we have been constipating? could you have been constipating? could they have been constipating?

Interro-negative form

Simple form	V-ing form
couldn't I constipate? couldn't you constipate? couldn't he constipate? couldn't we constipate? couldn't you constipate? couldn't they constipate?	couldn't I be constipating? couldn't you be constipating? couldn't he be constipating? couldn't we be constipating? couldn't you be constipating? couldn't they be constipating?
Perfect	V-ing perfect
couldn't I have constipated? couldn't you have constipated? couldn't he have constipated? couldn't we have constipated? couldn't you have constipated? couldn't they have constipated?	couldn't I have been constipating? couldn't you have been constipating? couldn't he have been constipating? couldn't we have been constipating? couldn't you have been constipating? couldn't they have been constipating?