could reestimate
Regular verb: reestimate - reestimated- reestimated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could reestimate
you could reestimate
he could reestimate
we could reestimate
you could reestimate
they could reestimate 	I could be reestimating
you could be reestimating
he could be reestimating
we could be reestimating
you could be reestimating
they could be reestimating	I could have reestimated
you could have reestimated
he could have reestimated
we could have reestimated
you could have reestimated
they could have reestimated	I could have been reestimating
you could have been reestimating
he could have been reestimating
we could have been reestimating
you could have been reestimating
they could have been reestimating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't reestimate
you couldn't reestimate
he couldn't reestimate
we couldn't reestimate
you couldn't reestimate
they couldn't reestimate 	I couldn't be reestimating
you couldn't be reestimating
he couldn't be reestimating
we couldn't be reestimating
you couldn't be reestimating
they couldn't be reestimating	I couldn't have reestimated
you couldn't have reestimated
he couldn't have reestimated
we couldn't have reestimated
you couldn't have reestimated
they couldn't have reestimated	I couldn't have been reestimating
you couldn't have been reestimating
he couldn't have been reestimating
we couldn't have been reestimating
you couldn't have been reestimating
they couldn't have been reestimating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I reestimate?
could you reestimate?
could he reestimate?
could we reestimate?
could you reestimate?
could they reestimate? 	could I be reestimating?
could you be reestimating?
could he be reestimating?
could we be reestimating?
could you be reestimating?
could they be reestimating? 	could I have reestimated?
could you have reestimated?
could he have reestimated?
could we have reestimated?
could you have reestimated?
could they have reestimated? 	could I have been reestimating?
could you have been reestimating?
could he have been reestimating?
could we have been reestimating?
could you have been reestimating?
could they have been reestimating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I reestimate?
couldn't you reestimate?
couldn't he reestimate?
couldn't we reestimate?
couldn't you reestimate?
couldn't they reestimate? 	couldn't I be reestimating?
couldn't you be reestimating?
couldn't he be reestimating?
couldn't we be reestimating?
couldn't you be reestimating?
couldn't they be reestimating? 	couldn't I have reestimated?
couldn't you have reestimated?
couldn't he have reestimated?
couldn't we have reestimated?
couldn't you have reestimated?
couldn't they have reestimated? 	couldn't I have been reestimating?
couldn't you have been reestimating?
couldn't he have been reestimating?
couldn't we have been reestimating?
couldn't you have been reestimating?
couldn't they have been reestimating?