English verb conjugation
OUGHT TO NIGGLE

Regular verb: niggle - niggled - niggled

Affirmation

Simple form	V-ing form
I ought to niggle you ought to niggle he ought to niggle we ought to niggle you ought to niggle they ought to niggle	I ought to be niggling you ought to be niggling he ought to be niggling we ought to be niggling you ought to be niggling they ought to be niggling
Perfect	V-ing perfect
I ought to have niggled you ought to have niggled he ought to have niggled we ought to have niggled you ought to have niggled they ought to have niggled	I ought to have been niggling you ought to have been niggling he ought to have been niggling we ought to have been niggling you ought to have been niggling they ought to have been niggling

Negation

Simple form	V-ing form
I ought not to niggle you ought not to niggle he ought not to niggle we ought not to niggle you ought not to niggle they ought not to niggle	I ought not to niggling you ought not to niggling he ought not to niggling we ought not to niggling you ought not to niggling they ought not to niggling
Perfect	V-ing perfect
I ought not to have niggled you ought not to have niggled he ought not to have niggled we ought not to have niggled you ought not to have niggled they ought not to have niggled	I ought not to have been niggling you ought not to have been niggling he ought not to have been niggling we ought not to have been niggling you ought not to have been niggling they ought not to have been niggling

Interrogative form

Simple form	V-ing form
ought to I niggle? ought to you niggle? ought to he niggle? ought to we niggle? ought to you niggle? ought to they niggle?	ought to I be niggling? ought to you be niggling? ought to he be niggling? ought to we be niggling? ought to you be niggling? ought to they be niggling?
Perfect	V-ing perfect
ought to I have niggled? ought to you have niggled? ought to he have niggled? ought to we have niggled? ought to you have niggled? ought to they have niggled?	ought to I have been niggling? ought to you have been niggling? ought to he have been niggling? ought to we have been niggling? ought to you have been niggling? ought to they have been niggling?

Interro-negative form

Simple form	V-ing form
ought I not to niggle? ought you not to niggle? ought he not to niggle? ought we not to niggle? ought you not to niggle? ought they not to niggle?	ought I not to be niggling? ought you not to be niggling? ought he not to be niggling? ought we not to be niggling? ought you not to be niggling? ought they not to be niggling?
Perfect	V-ing perfect
ought I not to have niggled? ought you not to have niggled? ought he not to have niggled? ought we not to have niggled? ought you not to have niggled? ought they not to have niggled?	ought I not to have been niggling? ought you not to have been niggling? ought he not to have been niggling? ought we not to have been niggling? ought you not to have been niggling? ought they not to have been niggling?