Warning, this verb may not exist. Conjugation is given as example.
Affirmation
Simple form
I could bless bless you could bless bless she could bless bless we could bless bless you could bless bless they could bless bless
V-ing form
I could be bless blessing you could be bless blessing she could be bless blessing we could be bless blessing you could be bless blessing they could be bless blessing
Perfect
I could have bless blessed you could have bless blessed she could have bless blessed we could have bless blessed you could have bless blessed they could have bless blessed
V-ing perfect
I could have been bless blessing you could have been bless blessing she could have been bless blessing we could have been bless blessing you could have been bless blessing they could have been bless blessing
Negation
Simple form
I could not bless bless you could not bless bless she could not bless bless we could not bless bless you could not bless bless they could not bless bless
V-ing form
I could not be bless blessing you could not be bless blessing she could not be bless blessing we could not be bless blessing you could not be bless blessing they could not be bless blessing
Perfect
I could not have bless blessed you could not have bless blessed she could not have bless blessed we could not have bless blessed you could not have bless blessed they could not have bless blessed
V-ing perfect
I could not have been bless blessing you could not have been bless blessing she could not have been bless blessing we could not have been bless blessing you could not have been bless blessing they could not have been bless blessing
Interrogative form
Simple form
could I bless bless? could you bless bless? could she bless bless? could we bless bless? could you bless bless? could they bless bless?
V-ing form
could I be bless blessing? could you be bless blessing? could she be bless blessing? could we be bless blessing? could you be bless blessing? could they be bless blessing?
Perfect
could I have bless blessed? could you have bless blessed? could she have bless blessed? could we have bless blessed? could you have bless blessed? could they have bless blessed?
V-ing perfect
could I have been bless blessing? could you have been bless blessing? could she have been bless blessing? could we have been bless blessing? could you have been bless blessing? could they have been bless blessing?
Interro-negative form
Simple form
could I not bless bless? could you not bless bless? could she not bless bless? could we not bless bless? could you not bless bless? could they not bless bless?
V-ing form
could I not be bless blessing? could you not be bless blessing? could she not be bless blessing? could we not be bless blessing? could you not be bless blessing? could they not be bless blessing?
Perfect
could I not have bless blessed? could you not have bless blessed? could she not have bless blessed? could we not have bless blessed? could you not have bless blessed? could they not have bless blessed?
V-ing perfect
could I not have been bless blessing? could you not have been bless blessing? could she not have been bless blessing? could we not have been bless blessing? could you not have been bless blessing? could they not have been bless blessing?