English verb conjugation
COULD WINTERISE WINTERISE

Regular verb: winterise winterise - winterise winterised - winterise winterised

Warning, this verb may not exist. Conjugation is given as example.

Affirmation

Simple form	V-ing form
I could winterise winterise you could winterise winterise he could winterise winterise we could winterise winterise you could winterise winterise they could winterise winterise	I could be winterise winterising you could be winterise winterising he could be winterise winterising we could be winterise winterising you could be winterise winterising they could be winterise winterising
Perfect	V-ing perfect
I could have winterise winterised you could have winterise winterised he could have winterise winterised we could have winterise winterised you could have winterise winterised they could have winterise winterised	I could have been winterise winterising you could have been winterise winterising he could have been winterise winterising we could have been winterise winterising you could have been winterise winterising they could have been winterise winterising

Negation

Simple form	V-ing form
I couldn't winterise winterise you couldn't winterise winterise he couldn't winterise winterise we couldn't winterise winterise you couldn't winterise winterise they couldn't winterise winterise	I couldn't be winterise winterising you couldn't be winterise winterising he couldn't be winterise winterising we couldn't be winterise winterising you couldn't be winterise winterising they couldn't be winterise winterising
Perfect	V-ing perfect
I couldn't have winterise winterised you couldn't have winterise winterised he couldn't have winterise winterised we couldn't have winterise winterised you couldn't have winterise winterised they couldn't have winterise winterised	I couldn't have been winterise winterising you couldn't have been winterise winterising he couldn't have been winterise winterising we couldn't have been winterise winterising you couldn't have been winterise winterising they couldn't have been winterise winterising

Interrogative form

Simple form	V-ing form
could I winterise winterise? could you winterise winterise? could he winterise winterise? could we winterise winterise? could you winterise winterise? could they winterise winterise?	could I be winterise winterising? could you be winterise winterising? could he be winterise winterising? could we be winterise winterising? could you be winterise winterising? could they be winterise winterising?
Perfect	V-ing perfect
could I have winterise winterised? could you have winterise winterised? could he have winterise winterised? could we have winterise winterised? could you have winterise winterised? could they have winterise winterised?	could I have been winterise winterising? could you have been winterise winterising? could he have been winterise winterising? could we have been winterise winterising? could you have been winterise winterising? could they have been winterise winterising?

Interro-negative form

Simple form	V-ing form
couldn't I winterise winterise? couldn't you winterise winterise? couldn't he winterise winterise? couldn't we winterise winterise? couldn't you winterise winterise? couldn't they winterise winterise?	couldn't I be winterise winterising? couldn't you be winterise winterising? couldn't he be winterise winterising? couldn't we be winterise winterising? couldn't you be winterise winterising? couldn't they be winterise winterising?
Perfect	V-ing perfect
couldn't I have winterise winterised? couldn't you have winterise winterised? couldn't he have winterise winterised? couldn't we have winterise winterised? couldn't you have winterise winterised? couldn't they have winterise winterised?	couldn't I have been winterise winterising? couldn't you have been winterise winterising? couldn't he have been winterise winterising? couldn't we have been winterise winterising? couldn't you have been winterise winterising? couldn't they have been winterise winterising?