ought to suffix
Regular verb: suffix - suffixed- suffixed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to suffix
you ought to suffix
she ought to suffix
we ought to suffix
you ought to suffix
they ought to suffix 	I ought to be suffixing
you ought to be suffixing
she ought to be suffixing
we ought to be suffixing
you ought to be suffixing
they ought to be suffixing	I ought to have suffixed
you ought to have suffixed
she ought to have suffixed
we ought to have suffixed
you ought to have suffixed
they ought to have suffixed	I ought to have been suffixing
you ought to have been suffixing
she ought to have been suffixing
we ought to have been suffixing
you ought to have been suffixing
they ought to have been suffixing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought not to suffix
you ought not to suffix
she ought not to suffix
we ought not to suffix
you ought not to suffix
they ought not to suffix 	I ought not to suffixing
you ought not to suffixing
she ought not to suffixing
we ought not to suffixing
you ought not to suffixing
they ought not to suffixing	I ought not to have suffixed
you ought not to have suffixed
she ought not to have suffixed
we ought not to have suffixed
you ought not to have suffixed
they ought not to have suffixed	I ought not to have been suffixing
you ought not to have been suffixing
she ought not to have been suffixing
we ought not to have been suffixing
you ought not to have been suffixing
they ought not to have been suffixing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I suffix?
ought to you suffix?
ought to she suffix?
ought to we suffix?
ought to you suffix?
ought to they suffix? 	ought to I be suffixing?
ought to you be suffixing?
ought to she be suffixing?
ought to we be suffixing?
ought to you be suffixing?
ought to they be suffixing? 	ought to I have suffixed?
ought to you have suffixed?
ought to she have suffixed?
ought to we have suffixed?
ought to you have suffixed?
ought to they have suffixed? 	ought to I have been suffixing?
ought to you have been suffixing?
ought to she have been suffixing?
ought to we have been suffixing?
ought to you have been suffixing?
ought to they have been suffixing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought I not to suffix?
ought you not to suffix?
ought she not to suffix?
ought we not to suffix?
ought you not to suffix?
ought they not to suffix? 	ought I not to be suffixing?
ought you not to be suffixing?
ought she not to be suffixing?
ought we not to be suffixing?
ought you not to be suffixing?
ought they not to be suffixing? 	ought I not to have suffixed?
ought you not to have suffixed?
ought she not to have suffixed?
ought we not to have suffixed?
ought you not to have suffixed?
ought they not to have suffixed? 	ought I not to have been suffixing?
ought you not to have been suffixing?
ought she not to have been suffixing?
ought we not to have been suffixing?
ought you not to have been suffixing?
ought they not to have been suffixing?