could overgratify
Regular verb: overgratify - overgratified- overgratified

Affirmation 	
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I could overgratify
you could overgratify
she could overgratify
we could overgratify
you could overgratify
they could overgratify 	I could be overgratifying
you could be overgratifying
she could be overgratifying
we could be overgratifying
you could be overgratifying
they could be overgratifying	I could have overgratified
you could have overgratified
she could have overgratified
we could have overgratified
you could have overgratified
they could have overgratified	I could have been overgratifying
you could have been overgratifying
she could have been overgratifying
we could have been overgratifying
you could have been overgratifying
they could have been overgratifying	

Negation 	
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I couldn't overgratify
you couldn't overgratify
she couldn't overgratify
we couldn't overgratify
you couldn't overgratify
they couldn't overgratify 	I couldn't be overgratifying
you couldn't be overgratifying
she couldn't be overgratifying
we couldn't be overgratifying
you couldn't be overgratifying
they couldn't be overgratifying	I couldn't have overgratified
you couldn't have overgratified
she couldn't have overgratified
we couldn't have overgratified
you couldn't have overgratified
they couldn't have overgratified	I couldn't have been overgratifying
you couldn't have been overgratifying
she couldn't have been overgratifying
we couldn't have been overgratifying
you couldn't have been overgratifying
they couldn't have been overgratifying	

Interrogative form 	
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could I overgratify?
could you overgratify?
could she overgratify?
could we overgratify?
could you overgratify?
could they overgratify? 	could I be overgratifying?
could you be overgratifying?
could she be overgratifying?
could we be overgratifying?
could you be overgratifying?
could they be overgratifying? 	could I have overgratified?
could you have overgratified?
could she have overgratified?
could we have overgratified?
could you have overgratified?
could they have overgratified? 	could I have been overgratifying?
could you have been overgratifying?
could she have been overgratifying?
could we have been overgratifying?
could you have been overgratifying?
could they have been overgratifying? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I overgratify?
couldn't you overgratify?
couldn't she overgratify?
couldn't we overgratify?
couldn't you overgratify?
couldn't they overgratify? 	couldn't I be overgratifying?
couldn't you be overgratifying?
couldn't she be overgratifying?
couldn't we be overgratifying?
couldn't you be overgratifying?
couldn't they be overgratifying? 	couldn't I have overgratified?
couldn't you have overgratified?
couldn't she have overgratified?
couldn't we have overgratified?
couldn't you have overgratified?
couldn't they have overgratified? 	couldn't I have been overgratifying?
couldn't you have been overgratifying?
couldn't she have been overgratifying?
couldn't we have been overgratifying?
couldn't you have been overgratifying?
couldn't they have been overgratifying?