ought to lithify
Verbe régulier : lithify - lithified- lithified

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I ought to lithify
you ought to lithify
she ought to lithify
we ought to lithify
you ought to lithify
they ought to lithify 	I ought to be lithifying
you ought to be lithifying
she ought to be lithifying
we ought to be lithifying
you ought to be lithifying
they ought to be lithifying	I ought to have lithified
you ought to have lithified
she ought to have lithified
we ought to have lithified
you ought to have lithified
they ought to have lithified	I ought to have been lithifying
you ought to have been lithifying
she ought to have been lithifying
we ought to have been lithifying
you ought to have been lithifying
they ought to have been lithifying	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I ought not to lithify
you ought not to lithify
she ought not to lithify
we ought not to lithify
you ought not to lithify
they ought not to lithify 	I ought not to lithifying
you ought not to lithifying
she ought not to lithifying
we ought not to lithifying
you ought not to lithifying
they ought not to lithifying	I ought not to have lithified
you ought not to have lithified
she ought not to have lithified
we ought not to have lithified
you ought not to have lithified
they ought not to have lithified	I ought not to have been lithifying
you ought not to have been lithifying
she ought not to have been lithifying
we ought not to have been lithifying
you ought not to have been lithifying
they ought not to have been lithifying	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
ought to I lithify?
ought to you lithify?
ought to she lithify?
ought to we lithify?
ought to you lithify?
ought to they lithify? 	ought to I be lithifying?
ought to you be lithifying?
ought to she be lithifying?
ought to we be lithifying?
ought to you be lithifying?
ought to they be lithifying? 	ought to I have lithified?
ought to you have lithified?
ought to she have lithified?
ought to we have lithified?
ought to you have lithified?
ought to they have lithified? 	ought to I have been lithifying?
ought to you have been lithifying?
ought to she have been lithifying?
ought to we have been lithifying?
ought to you have been lithifying?
ought to they have been lithifying? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
ought I not to lithify?
ought you not to lithify?
ought she not to lithify?
ought we not to lithify?
ought you not to lithify?
ought they not to lithify? 	ought I not to be lithifying?
ought you not to be lithifying?
ought she not to be lithifying?
ought we not to be lithifying?
ought you not to be lithifying?
ought they not to be lithifying? 	ought I not to have lithified?
ought you not to have lithified?
ought she not to have lithified?
ought we not to have lithified?
ought you not to have lithified?
ought they not to have lithified? 	ought I not to have been lithifying?
ought you not to have been lithifying?
ought she not to have been lithifying?
ought we not to have been lithifying?
ought you not to have been lithifying?
ought they not to have been lithifying?