could ill-treat
Regular verb: ill-treat - ill-treated- ill-treated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could ill-treat
you could ill-treat
he could ill-treat
we could ill-treat
you could ill-treat
they could ill-treat 	I could be ill-treating
you could be ill-treating
he could be ill-treating
we could be ill-treating
you could be ill-treating
they could be ill-treating	I could have ill-treated
you could have ill-treated
he could have ill-treated
we could have ill-treated
you could have ill-treated
they could have ill-treated	I could have been ill-treating
you could have been ill-treating
he could have been ill-treating
we could have been ill-treating
you could have been ill-treating
they could have been ill-treating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't ill-treat
you couldn't ill-treat
he couldn't ill-treat
we couldn't ill-treat
you couldn't ill-treat
they couldn't ill-treat 	I couldn't be ill-treating
you couldn't be ill-treating
he couldn't be ill-treating
we couldn't be ill-treating
you couldn't be ill-treating
they couldn't be ill-treating	I couldn't have ill-treated
you couldn't have ill-treated
he couldn't have ill-treated
we couldn't have ill-treated
you couldn't have ill-treated
they couldn't have ill-treated	I couldn't have been ill-treating
you couldn't have been ill-treating
he couldn't have been ill-treating
we couldn't have been ill-treating
you couldn't have been ill-treating
they couldn't have been ill-treating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I ill-treat?
could you ill-treat?
could he ill-treat?
could we ill-treat?
could you ill-treat?
could they ill-treat? 	could I be ill-treating?
could you be ill-treating?
could he be ill-treating?
could we be ill-treating?
could you be ill-treating?
could they be ill-treating? 	could I have ill-treated?
could you have ill-treated?
could he have ill-treated?
could we have ill-treated?
could you have ill-treated?
could they have ill-treated? 	could I have been ill-treating?
could you have been ill-treating?
could he have been ill-treating?
could we have been ill-treating?
could you have been ill-treating?
could they have been ill-treating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I ill-treat?
couldn't you ill-treat?
couldn't he ill-treat?
couldn't we ill-treat?
couldn't you ill-treat?
couldn't they ill-treat? 	couldn't I be ill-treating?
couldn't you be ill-treating?
couldn't he be ill-treating?
couldn't we be ill-treating?
couldn't you be ill-treating?
couldn't they be ill-treating? 	couldn't I have ill-treated?
couldn't you have ill-treated?
couldn't he have ill-treated?
couldn't we have ill-treated?
couldn't you have ill-treated?
couldn't they have ill-treated? 	couldn't I have been ill-treating?
couldn't you have been ill-treating?
couldn't he have been ill-treating?
couldn't we have been ill-treating?
couldn't you have been ill-treating?
couldn't they have been ill-treating?