English verb conjugation
COULD WITTER

Regular verb: witter - wittered - wittered

Affirmation

Simple form	V-ing form
I could witter you could witter she could witter we could witter you could witter they could witter	I could be wittering you could be wittering she could be wittering we could be wittering you could be wittering they could be wittering
Perfect	V-ing perfect
I could have wittered you could have wittered she could have wittered we could have wittered you could have wittered they could have wittered	I could have been wittering you could have been wittering she could have been wittering we could have been wittering you could have been wittering they could have been wittering

Negation

Simple form	V-ing form
I could not witter you could not witter she could not witter we could not witter you could not witter they could not witter	I could not be wittering you could not be wittering she could not be wittering we could not be wittering you could not be wittering they could not be wittering
Perfect	V-ing perfect
I could not have wittered you could not have wittered she could not have wittered we could not have wittered you could not have wittered they could not have wittered	I could not have been wittering you could not have been wittering she could not have been wittering we could not have been wittering you could not have been wittering they could not have been wittering

Interrogative form

Simple form	V-ing form
could I witter? could you witter? could she witter? could we witter? could you witter? could they witter?	could I be wittering? could you be wittering? could she be wittering? could we be wittering? could you be wittering? could they be wittering?
Perfect	V-ing perfect
could I have wittered? could you have wittered? could she have wittered? could we have wittered? could you have wittered? could they have wittered?	could I have been wittering? could you have been wittering? could she have been wittering? could we have been wittering? could you have been wittering? could they have been wittering?

Interro-negative form

Simple form	V-ing form
could I not witter? could you not witter? could she not witter? could we not witter? could you not witter? could they not witter?	could I not be wittering? could you not be wittering? could she not be wittering? could we not be wittering? could you not be wittering? could they not be wittering?
Perfect	V-ing perfect
could I not have wittered? could you not have wittered? could she not have wittered? could we not have wittered? could you not have wittered? could they not have wittered?	could I not have been wittering? could you not have been wittering? could she not have been wittering? could we not have been wittering? could you not have been wittering? could they not have been wittering?