Warning, this verb may not exist. Conjugation is given as example.
Affirmation
Simple form
I could bore rebore you could bore rebore he could bore rebore we could bore rebore you could bore rebore they could bore rebore
V-ing form
I could be bore reboring you could be bore reboring he could be bore reboring we could be bore reboring you could be bore reboring they could be bore reboring
Perfect
I could have bore rebored you could have bore rebored he could have bore rebored we could have bore rebored you could have bore rebored they could have bore rebored
V-ing perfect
I could have been bore reboring you could have been bore reboring he could have been bore reboring we could have been bore reboring you could have been bore reboring they could have been bore reboring
Negation
Simple form
I couldn't bore rebore you couldn't bore rebore he couldn't bore rebore we couldn't bore rebore you couldn't bore rebore they couldn't bore rebore
V-ing form
I couldn't be bore reboring you couldn't be bore reboring he couldn't be bore reboring we couldn't be bore reboring you couldn't be bore reboring they couldn't be bore reboring
Perfect
I couldn't have bore rebored you couldn't have bore rebored he couldn't have bore rebored we couldn't have bore rebored you couldn't have bore rebored they couldn't have bore rebored
V-ing perfect
I couldn't have been bore reboring you couldn't have been bore reboring he couldn't have been bore reboring we couldn't have been bore reboring you couldn't have been bore reboring they couldn't have been bore reboring
Interrogative form
Simple form
could I bore rebore? could you bore rebore? could he bore rebore? could we bore rebore? could you bore rebore? could they bore rebore?
V-ing form
could I be bore reboring? could you be bore reboring? could he be bore reboring? could we be bore reboring? could you be bore reboring? could they be bore reboring?
Perfect
could I have bore rebored? could you have bore rebored? could he have bore rebored? could we have bore rebored? could you have bore rebored? could they have bore rebored?
V-ing perfect
could I have been bore reboring? could you have been bore reboring? could he have been bore reboring? could we have been bore reboring? could you have been bore reboring? could they have been bore reboring?
Interro-negative form
Simple form
couldn't I bore rebore? couldn't you bore rebore? couldn't he bore rebore? couldn't we bore rebore? couldn't you bore rebore? couldn't they bore rebore?
V-ing form
couldn't I be bore reboring? couldn't you be bore reboring? couldn't he be bore reboring? couldn't we be bore reboring? couldn't you be bore reboring? couldn't they be bore reboring?
Perfect
couldn't I have bore rebored? couldn't you have bore rebored? couldn't he have bore rebored? couldn't we have bore rebored? couldn't you have bore rebored? couldn't they have bore rebored?
V-ing perfect
couldn't I have been bore reboring? couldn't you have been bore reboring? couldn't he have been bore reboring? couldn't we have been bore reboring? couldn't you have been bore reboring? couldn't they have been bore reboring?