could dwarf
Regular verb: dwarf - dwarfed- dwarfed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could dwarf
you could dwarf
she could dwarf
we could dwarf
you could dwarf
they could dwarf 	I could be dwarfing
you could be dwarfing
she could be dwarfing
we could be dwarfing
you could be dwarfing
they could be dwarfing	I could have dwarfed
you could have dwarfed
she could have dwarfed
we could have dwarfed
you could have dwarfed
they could have dwarfed	I could have been dwarfing
you could have been dwarfing
she could have been dwarfing
we could have been dwarfing
you could have been dwarfing
they could have been dwarfing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could not dwarf
you could not dwarf
she could not dwarf
we could not dwarf
you could not dwarf
they could not dwarf 	I could not be dwarfing
you could not be dwarfing
she could not be dwarfing
we could not be dwarfing
you could not be dwarfing
they could not be dwarfing	I could not have dwarfed
you could not have dwarfed
she could not have dwarfed
we could not have dwarfed
you could not have dwarfed
they could not have dwarfed	I could not have been dwarfing
you could not have been dwarfing
she could not have been dwarfing
we could not have been dwarfing
you could not have been dwarfing
they could not have been dwarfing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I dwarf?
could you dwarf?
could she dwarf?
could we dwarf?
could you dwarf?
could they dwarf? 	could I be dwarfing?
could you be dwarfing?
could she be dwarfing?
could we be dwarfing?
could you be dwarfing?
could they be dwarfing? 	could I have dwarfed?
could you have dwarfed?
could she have dwarfed?
could we have dwarfed?
could you have dwarfed?
could they have dwarfed? 	could I have been dwarfing?
could you have been dwarfing?
could she have been dwarfing?
could we have been dwarfing?
could you have been dwarfing?
could they have been dwarfing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I not dwarf?
could you not dwarf?
could she not dwarf?
could we not dwarf?
could you not dwarf?
could they not dwarf? 	could I not be dwarfing?
could you not be dwarfing?
could she not be dwarfing?
could we not be dwarfing?
could you not be dwarfing?
could they not be dwarfing? 	could I not have dwarfed?
could you not have dwarfed?
could she not have dwarfed?
could we not have dwarfed?
could you not have dwarfed?
could they not have dwarfed? 	could I not have been dwarfing?
could you not have been dwarfing?
could she not have been dwarfing?
could we not have been dwarfing?
could you not have been dwarfing?
could they not have been dwarfing?