could dilapidate
Regular verb: dilapidate - dilapidated- dilapidated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could dilapidate
you could dilapidate
she could dilapidate
we could dilapidate
you could dilapidate
they could dilapidate 	I could be dilapidating
you could be dilapidating
she could be dilapidating
we could be dilapidating
you could be dilapidating
they could be dilapidating	I could have dilapidated
you could have dilapidated
she could have dilapidated
we could have dilapidated
you could have dilapidated
they could have dilapidated	I could have been dilapidating
you could have been dilapidating
she could have been dilapidating
we could have been dilapidating
you could have been dilapidating
they could have been dilapidating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't dilapidate
you couldn't dilapidate
she couldn't dilapidate
we couldn't dilapidate
you couldn't dilapidate
they couldn't dilapidate 	I couldn't be dilapidating
you couldn't be dilapidating
she couldn't be dilapidating
we couldn't be dilapidating
you couldn't be dilapidating
they couldn't be dilapidating	I couldn't have dilapidated
you couldn't have dilapidated
she couldn't have dilapidated
we couldn't have dilapidated
you couldn't have dilapidated
they couldn't have dilapidated	I couldn't have been dilapidating
you couldn't have been dilapidating
she couldn't have been dilapidating
we couldn't have been dilapidating
you couldn't have been dilapidating
they couldn't have been dilapidating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I dilapidate?
could you dilapidate?
could she dilapidate?
could we dilapidate?
could you dilapidate?
could they dilapidate? 	could I be dilapidating?
could you be dilapidating?
could she be dilapidating?
could we be dilapidating?
could you be dilapidating?
could they be dilapidating? 	could I have dilapidated?
could you have dilapidated?
could she have dilapidated?
could we have dilapidated?
could you have dilapidated?
could they have dilapidated? 	could I have been dilapidating?
could you have been dilapidating?
could she have been dilapidating?
could we have been dilapidating?
could you have been dilapidating?
could they have been dilapidating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I dilapidate?
couldn't you dilapidate?
couldn't she dilapidate?
couldn't we dilapidate?
couldn't you dilapidate?
couldn't they dilapidate? 	couldn't I be dilapidating?
couldn't you be dilapidating?
couldn't she be dilapidating?
couldn't we be dilapidating?
couldn't you be dilapidating?
couldn't they be dilapidating? 	couldn't I have dilapidated?
couldn't you have dilapidated?
couldn't she have dilapidated?
couldn't we have dilapidated?
couldn't you have dilapidated?
couldn't they have dilapidated? 	couldn't I have been dilapidating?
couldn't you have been dilapidating?
couldn't she have been dilapidating?
couldn't we have been dilapidating?
couldn't you have been dilapidating?
couldn't they have been dilapidating?