Warning, this verb may not exist. Conjugation is given as example.
Affirmation
Simple form
I can glad glad you can glad glad he can glad glad we can glad glad you can glad glad they can glad glad
V-ing form
I can be glad glading you can be glad glading he can be glad glading we can be glad glading you can be glad glading they can be glad glading
Perfect
I can have glad gladed you can have glad gladed he can have glad gladed we can have glad gladed you can have glad gladed they can have glad gladed
V-ing perfect
I can have been glad glading you can have been glad glading he can have been glad glading we can have been glad glading you can have been glad glading they can have been glad glading
Negation
Simple form
I cannot glad glad you cannot glad glad he cannot glad glad we cannot glad glad you cannot glad glad they cannot glad glad
V-ing form
I cannot be glad glading you cannot be glad glading he cannot be glad glading we cannot be glad glading you cannot be glad glading they cannot be glad glading
Perfect
I cannot have glad gladed you cannot have glad gladed he cannot have glad gladed we cannot have glad gladed you cannot have glad gladed they cannot have glad gladed
V-ing perfect
I cannot have been glad glading you cannot have been glad glading he cannot have been glad glading we cannot have been glad glading you cannot have been glad glading they cannot have been glad glading
Interrogative form
Simple form
can I glad glad? can you glad glad? can he glad glad? can we glad glad? can you glad glad? can they glad glad?
V-ing form
can I be glad glading? can you be glad glading? can he be glad glading? can we be glad glading? can you be glad glading? can they be glad glading?
Perfect
can I have glad gladed? can you have glad gladed? can he have glad gladed? can we have glad gladed? can you have glad gladed? can they have glad gladed?
V-ing perfect
can I have been glad glading? can you have been glad glading? can he have been glad glading? can we have been glad glading? can you have been glad glading? can they have been glad glading?
Interro-negative form
Simple form
can I not glad glad? can you not glad glad? can he not glad glad? can we not glad glad? can you not glad glad? can they not glad glad?
V-ing form
can I not be glad glading? can you not be glad glading? can he not be glad glading? can we not be glad glading? can you not be glad glading? can they not be glad glading?
Perfect
can I not have glad gladed? can you not have glad gladed? can he not have glad gladed? can we not have glad gladed? can you not have glad gladed? can they not have glad gladed?
V-ing perfect
can I not have been glad glading? can you not have been glad glading? can he not have been glad glading? can we not have been glad glading? can you not have been glad glading? can they not have been glad glading?