Warning, this verb may not exist. Conjugation is given as example.
Affirmation
Simple form
I ought to keen keen you ought to keen keen she ought to keen keen we ought to keen keen you ought to keen keen they ought to keen keen
V-ing form
I ought to be keen keening you ought to be keen keening she ought to be keen keening we ought to be keen keening you ought to be keen keening they ought to be keen keening
Perfect
I ought to have keen keened you ought to have keen keened she ought to have keen keened we ought to have keen keened you ought to have keen keened they ought to have keen keened
V-ing perfect
I ought to have been keen keening you ought to have been keen keening she ought to have been keen keening we ought to have been keen keening you ought to have been keen keening they ought to have been keen keening
Negation
Simple form
I ought not to keen keen you ought not to keen keen she ought not to keen keen we ought not to keen keen you ought not to keen keen they ought not to keen keen
V-ing form
I ought not to keen keening you ought not to keen keening she ought not to keen keening we ought not to keen keening you ought not to keen keening they ought not to keen keening
Perfect
I ought not to have keen keened you ought not to have keen keened she ought not to have keen keened we ought not to have keen keened you ought not to have keen keened they ought not to have keen keened
V-ing perfect
I ought not to have been keen keening you ought not to have been keen keening she ought not to have been keen keening we ought not to have been keen keening you ought not to have been keen keening they ought not to have been keen keening
Interrogative form
Simple form
ought to I keen keen? ought to you keen keen? ought to she keen keen? ought to we keen keen? ought to you keen keen? ought to they keen keen?
V-ing form
ought to I be keen keening? ought to you be keen keening? ought to she be keen keening? ought to we be keen keening? ought to you be keen keening? ought to they be keen keening?
Perfect
ought to I have keen keened? ought to you have keen keened? ought to she have keen keened? ought to we have keen keened? ought to you have keen keened? ought to they have keen keened?
V-ing perfect
ought to I have been keen keening? ought to you have been keen keening? ought to she have been keen keening? ought to we have been keen keening? ought to you have been keen keening? ought to they have been keen keening?
Interro-negative form
Simple form
ought I not to keen keen? ought you not to keen keen? ought she not to keen keen? ought we not to keen keen? ought you not to keen keen? ought they not to keen keen?
V-ing form
ought I not to be keen keening? ought you not to be keen keening? ought she not to be keen keening? ought we not to be keen keening? ought you not to be keen keening? ought they not to be keen keening?
Perfect
ought I not to have keen keened? ought you not to have keen keened? ought she not to have keen keened? ought we not to have keen keened? ought you not to have keen keened? ought they not to have keen keened?
V-ing perfect
ought I not to have been keen keening? ought you not to have been keen keening? ought she not to have been keen keening? ought we not to have been keen keening? ought you not to have been keen keening? ought they not to have been keen keening?