can lithify
Regular verb: lithify - lithified- lithified

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can lithify
you can lithify
she can lithify
we can lithify
you can lithify
they can lithify 	I can be lithifying
you can be lithifying
she can be lithifying
we can be lithifying
you can be lithifying
they can be lithifying	I can have lithified
you can have lithified
she can have lithified
we can have lithified
you can have lithified
they can have lithified	I can have been lithifying
you can have been lithifying
she can have been lithifying
we can have been lithifying
you can have been lithifying
they can have been lithifying	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I cannot lithify
you cannot lithify
she cannot lithify
we cannot lithify
you cannot lithify
they cannot lithify 	I cannot be lithifying
you cannot be lithifying
she cannot be lithifying
we cannot be lithifying
you cannot be lithifying
they cannot be lithifying	I cannot have lithified
you cannot have lithified
she cannot have lithified
we cannot have lithified
you cannot have lithified
they cannot have lithified	I cannot have been lithifying
you cannot have been lithifying
she cannot have been lithifying
we cannot have been lithifying
you cannot have been lithifying
they cannot have been lithifying	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I lithify?
can you lithify?
can she lithify?
can we lithify?
can you lithify?
can they lithify? 	can I be lithifying?
can you be lithifying?
can she be lithifying?
can we be lithifying?
can you be lithifying?
can they be lithifying? 	can I have lithified?
can you have lithified?
can she have lithified?
can we have lithified?
can you have lithified?
can they have lithified? 	can I have been lithifying?
can you have been lithifying?
can she have been lithifying?
can we have been lithifying?
can you have been lithifying?
can they have been lithifying? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I not lithify?
can you not lithify?
can she not lithify?
can we not lithify?
can you not lithify?
can they not lithify? 	can I not be lithifying?
can you not be lithifying?
can she not be lithifying?
can we not be lithifying?
can you not be lithifying?
can they not be lithifying? 	can I not have lithified?
can you not have lithified?
can she not have lithified?
can we not have lithified?
can you not have lithified?
can they not have lithified? 	can I not have been lithifying?
can you not have been lithifying?
can she not have been lithifying?
can we not have been lithifying?
can you not have been lithifying?
can they not have been lithifying?