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 oughtn't to lithify
you oughtn't to lithify
she oughtn't to lithify
we oughtn't to lithify
you oughtn't to lithify
they oughtn't to lithify 	I oughtn't to be lithifying
you oughtn't to be lithifying
she oughtn't to be lithifying
we oughtn't to be lithifying
you oughtn't to be lithifying
they oughtn't to be lithifying	I oughtn't to have lithified
you oughtn't to have lithified
she oughtn't to have lithified
we oughtn't to have lithified
you oughtn't to have lithified
they oughtn't to have lithified	I oughtn't to have been lithifying
you oughtn't to have been lithifying
she oughtn't to have been lithifying
we oughtn't to have been lithifying
you oughtn't to have been lithifying
they oughtn't 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 	
oughtn't I to lithify?
oughtn't you to lithify?
oughtn't she to lithify?
oughtn't we to lithify?
oughtn't you to lithify?
oughtn't they to lithify? 	oughtn't I to be lithifying?
oughtn't you to be lithifying?
oughtn't she to be lithifying?
oughtn't we to be lithifying?
oughtn't you to be lithifying?
oughtn't they to be lithifying? 	oughtn't I to have lithified?
oughtn't you to have lithified?
oughtn't she to have lithified?
oughtn't we to have lithified?
oughtn't you to have lithified?
oughtn't they to have lithified? 	oughtn't I to have been lithifying?
oughtn't you to have been lithifying?
oughtn't she to have been lithifying?
oughtn't we to have been lithifying?
oughtn't you to have been lithifying?
oughtn't they to have been lithifying?