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