could lithify
Verbo regular: lithify - lithified- lithified

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could lithify
you could lithify
he could lithify
we could lithify
you could lithify
they could lithify 	I could be lithifying
you could be lithifying
he could be lithifying
we could be lithifying
you could be lithifying
they could be lithifying	I could have lithified
you could have lithified
he could have lithified
we could have lithified
you could have lithified
they could have lithified	I could have been lithifying
you could have been lithifying
he could have been lithifying
we could have been lithifying
you could have been lithifying
they could have been lithifying	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could not lithify
you could not lithify
he could not lithify
we could not lithify
you could not lithify
they could not lithify 	I could not be lithifying
you could not be lithifying
he could not be lithifying
we could not be lithifying
you could not be lithifying
they could not be lithifying	I could not have lithified
you could not have lithified
he could not have lithified
we could not have lithified
you could not have lithified
they could not have lithified	I could not have been lithifying
you could not have been lithifying
he could not have been lithifying
we could not have been lithifying
you could not have been lithifying
they could not have been lithifying	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I lithify?
could you lithify?
could he lithify?
could we lithify?
could you lithify?
could they lithify? 	could I be lithifying?
could you be lithifying?
could he be lithifying?
could we be lithifying?
could you be lithifying?
could they be lithifying? 	could I have lithified?
could you have lithified?
could he have lithified?
could we have lithified?
could you have lithified?
could they have lithified? 	could I have been lithifying?
could you have been lithifying?
could he have been lithifying?
could we have been lithifying?
could you have been lithifying?
could they have been lithifying? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I not lithify?
could you not lithify?
could he not lithify?
could we not lithify?
could you not lithify?
could they not lithify? 	could I not be lithifying?
could you not be lithifying?
could he not be lithifying?
could we not be lithifying?
could you not be lithifying?
could they not be lithifying? 	could I not have lithified?
could you not have lithified?
could he not have lithified?
could we not have lithified?
could you not have lithified?
could they not have lithified? 	could I not have been lithifying?
could you not have been lithifying?
could he not have been lithifying?
could we not have been lithifying?
could you not have been lithifying?
could they not have been lithifying?