I could unwish you could unwish he could unwish we could unwish you could unwish they could unwish
V-ing form
I could be unwishing you could be unwishing he could be unwishing we could be unwishing you could be unwishing they could be unwishing
Perfect
I could have unwished you could have unwished he could have unwished we could have unwished you could have unwished they could have unwished
V-ing perfect
I could have been unwishing you could have been unwishing he could have been unwishing we could have been unwishing you could have been unwishing they could have been unwishing
Negation
Simple form
I could not unwish you could not unwish he could not unwish we could not unwish you could not unwish they could not unwish
V-ing form
I could not be unwishing you could not be unwishing he could not be unwishing we could not be unwishing you could not be unwishing they could not be unwishing
Perfect
I could not have unwished you could not have unwished he could not have unwished we could not have unwished you could not have unwished they could not have unwished
V-ing perfect
I could not have been unwishing you could not have been unwishing he could not have been unwishing we could not have been unwishing you could not have been unwishing they could not have been unwishing
Interrogative form
Simple form
could I unwish? could you unwish? could he unwish? could we unwish? could you unwish? could they unwish?
V-ing form
could I be unwishing? could you be unwishing? could he be unwishing? could we be unwishing? could you be unwishing? could they be unwishing?
Perfect
could I have unwished? could you have unwished? could he have unwished? could we have unwished? could you have unwished? could they have unwished?
V-ing perfect
could I have been unwishing? could you have been unwishing? could he have been unwishing? could we have been unwishing? could you have been unwishing? could they have been unwishing?
Interro-negative form
Simple form
could I not unwish? could you not unwish? could he not unwish? could we not unwish? could you not unwish? could they not unwish?
V-ing form
could I not be unwishing? could you not be unwishing? could he not be unwishing? could we not be unwishing? could you not be unwishing? could they not be unwishing?
Perfect
could I not have unwished? could you not have unwished? could he not have unwished? could we not have unwished? could you not have unwished? could they not have unwished?
V-ing perfect
could I not have been unwishing? could you not have been unwishing? could he not have been unwishing? could we not have been unwishing? could you not have been unwishing? could they not have been unwishing?