could disqualify
Regular verb: disqualify - disqualified- disqualified

Affirmation 	
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I could disqualify
you could disqualify
she could disqualify
we could disqualify
you could disqualify
they could disqualify 	I could be disqualifying
you could be disqualifying
she could be disqualifying
we could be disqualifying
you could be disqualifying
they could be disqualifying	I could have disqualified
you could have disqualified
she could have disqualified
we could have disqualified
you could have disqualified
they could have disqualified	I could have been disqualifying
you could have been disqualifying
she could have been disqualifying
we could have been disqualifying
you could have been disqualifying
they could have been disqualifying	

Negation 	
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I couldn't disqualify
you couldn't disqualify
she couldn't disqualify
we couldn't disqualify
you couldn't disqualify
they couldn't disqualify 	I couldn't be disqualifying
you couldn't be disqualifying
she couldn't be disqualifying
we couldn't be disqualifying
you couldn't be disqualifying
they couldn't be disqualifying	I couldn't have disqualified
you couldn't have disqualified
she couldn't have disqualified
we couldn't have disqualified
you couldn't have disqualified
they couldn't have disqualified	I couldn't have been disqualifying
you couldn't have been disqualifying
she couldn't have been disqualifying
we couldn't have been disqualifying
you couldn't have been disqualifying
they couldn't have been disqualifying	

Interrogative form 	
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could I disqualify?
could you disqualify?
could she disqualify?
could we disqualify?
could you disqualify?
could they disqualify? 	could I be disqualifying?
could you be disqualifying?
could she be disqualifying?
could we be disqualifying?
could you be disqualifying?
could they be disqualifying? 	could I have disqualified?
could you have disqualified?
could she have disqualified?
could we have disqualified?
could you have disqualified?
could they have disqualified? 	could I have been disqualifying?
could you have been disqualifying?
could she have been disqualifying?
could we have been disqualifying?
could you have been disqualifying?
could they have been disqualifying? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I disqualify?
couldn't you disqualify?
couldn't she disqualify?
couldn't we disqualify?
couldn't you disqualify?
couldn't they disqualify? 	couldn't I be disqualifying?
couldn't you be disqualifying?
couldn't she be disqualifying?
couldn't we be disqualifying?
couldn't you be disqualifying?
couldn't they be disqualifying? 	couldn't I have disqualified?
couldn't you have disqualified?
couldn't she have disqualified?
couldn't we have disqualified?
couldn't you have disqualified?
couldn't they have disqualified? 	couldn't I have been disqualifying?
couldn't you have been disqualifying?
couldn't she have been disqualifying?
couldn't we have been disqualifying?
couldn't you have been disqualifying?
couldn't they have been disqualifying?