English verb conjugation
OUGHT TO WARN WARN

Regular verb: warn warn - warn warned - warn warned

Warning, this verb may not exist. Conjugation is given as example.

Affirmation

Simple form	V-ing form
I ought to warn warn you ought to warn warn she ought to warn warn we ought to warn warn you ought to warn warn they ought to warn warn	I ought to be warn warning you ought to be warn warning she ought to be warn warning we ought to be warn warning you ought to be warn warning they ought to be warn warning
Perfect	V-ing perfect
I ought to have warn warned you ought to have warn warned she ought to have warn warned we ought to have warn warned you ought to have warn warned they ought to have warn warned	I ought to have been warn warning you ought to have been warn warning she ought to have been warn warning we ought to have been warn warning you ought to have been warn warning they ought to have been warn warning

Negation

Simple form	V-ing form
I ought not to warn warn you ought not to warn warn she ought not to warn warn we ought not to warn warn you ought not to warn warn they ought not to warn warn	I ought not to warn warning you ought not to warn warning she ought not to warn warning we ought not to warn warning you ought not to warn warning they ought not to warn warning
Perfect	V-ing perfect
I ought not to have warn warned you ought not to have warn warned she ought not to have warn warned we ought not to have warn warned you ought not to have warn warned they ought not to have warn warned	I ought not to have been warn warning you ought not to have been warn warning she ought not to have been warn warning we ought not to have been warn warning you ought not to have been warn warning they ought not to have been warn warning

Interrogative form

Simple form	V-ing form
ought to I warn warn? ought to you warn warn? ought to she warn warn? ought to we warn warn? ought to you warn warn? ought to they warn warn?	ought to I be warn warning? ought to you be warn warning? ought to she be warn warning? ought to we be warn warning? ought to you be warn warning? ought to they be warn warning?
Perfect	V-ing perfect
ought to I have warn warned? ought to you have warn warned? ought to she have warn warned? ought to we have warn warned? ought to you have warn warned? ought to they have warn warned?	ought to I have been warn warning? ought to you have been warn warning? ought to she have been warn warning? ought to we have been warn warning? ought to you have been warn warning? ought to they have been warn warning?

Interro-negative form

Simple form	V-ing form
ought I not to warn warn? ought you not to warn warn? ought she not to warn warn? ought we not to warn warn? ought you not to warn warn? ought they not to warn warn?	ought I not to be warn warning? ought you not to be warn warning? ought she not to be warn warning? ought we not to be warn warning? ought you not to be warn warning? ought they not to be warn warning?
Perfect	V-ing perfect
ought I not to have warn warned? ought you not to have warn warned? ought she not to have warn warned? ought we not to have warn warned? ought you not to have warn warned? ought they not to have warn warned?	ought I not to have been warn warning? ought you not to have been warn warning? ought she not to have been warn warning? ought we not to have been warn warning? ought you not to have been warn warning? ought they not to have been warn warning?