English verb conjugation
COULD JAUNDICE

Regular verb: jaundice - jaundiced - jaundiced

Affirmation

Simple form	V-ing form
I could jaundice you could jaundice he could jaundice we could jaundice you could jaundice they could jaundice	I could be jaundicing you could be jaundicing he could be jaundicing we could be jaundicing you could be jaundicing they could be jaundicing
Perfect	V-ing perfect
I could have jaundiced you could have jaundiced he could have jaundiced we could have jaundiced you could have jaundiced they could have jaundiced	I could have been jaundicing you could have been jaundicing he could have been jaundicing we could have been jaundicing you could have been jaundicing they could have been jaundicing

Negation

Simple form	V-ing form
I couldn't jaundice you couldn't jaundice he couldn't jaundice we couldn't jaundice you couldn't jaundice they couldn't jaundice	I couldn't be jaundicing you couldn't be jaundicing he couldn't be jaundicing we couldn't be jaundicing you couldn't be jaundicing they couldn't be jaundicing
Perfect	V-ing perfect
I couldn't have jaundiced you couldn't have jaundiced he couldn't have jaundiced we couldn't have jaundiced you couldn't have jaundiced they couldn't have jaundiced	I couldn't have been jaundicing you couldn't have been jaundicing he couldn't have been jaundicing we couldn't have been jaundicing you couldn't have been jaundicing they couldn't have been jaundicing

Interrogative form

Simple form	V-ing form
could I jaundice? could you jaundice? could he jaundice? could we jaundice? could you jaundice? could they jaundice?	could I be jaundicing? could you be jaundicing? could he be jaundicing? could we be jaundicing? could you be jaundicing? could they be jaundicing?
Perfect	V-ing perfect
could I have jaundiced? could you have jaundiced? could he have jaundiced? could we have jaundiced? could you have jaundiced? could they have jaundiced?	could I have been jaundicing? could you have been jaundicing? could he have been jaundicing? could we have been jaundicing? could you have been jaundicing? could they have been jaundicing?

Interro-negative form

Simple form	V-ing form
couldn't I jaundice? couldn't you jaundice? couldn't he jaundice? couldn't we jaundice? couldn't you jaundice? couldn't they jaundice?	couldn't I be jaundicing? couldn't you be jaundicing? couldn't he be jaundicing? couldn't we be jaundicing? couldn't you be jaundicing? couldn't they be jaundicing?
Perfect	V-ing perfect
couldn't I have jaundiced? couldn't you have jaundiced? couldn't he have jaundiced? couldn't we have jaundiced? couldn't you have jaundiced? couldn't they have jaundiced?	couldn't I have been jaundicing? couldn't you have been jaundicing? couldn't he have been jaundicing? couldn't we have been jaundicing? couldn't you have been jaundicing? couldn't they have been jaundicing?