Warning, this verb may not exist. Conjugation is given as example.
Affirmation
Simple form
I shall warn warn you shall warn warn he shall warn warn we shall warn warn you shall warn warn they shall warn warn
V-ing form
I shall be warn warning you shall be warn warning he shall be warn warning we shall be warn warning you shall be warn warning they shall be warn warning
Perfect
I shall have warn warned you shall have warn warned he shall have warn warned we shall have warn warned you shall have warn warned they shall have warn warned
V-ing perfect
I shall have been warn warning you shall have been warn warning he shall have been warn warning we shall have been warn warning you shall have been warn warning they shall have been warn warning
Negation
Simple form
I shall not warn warn you shall not warn warn he shall not warn warn we shall not warn warn you shall not warn warn they shall not warn warn
V-ing form
I shall not be warn warning you shall not be warn warning he shall not be warn warning we shall not be warn warning you shall not be warn warning they shall not be warn warning
Perfect
I shall not have warn warned you shall not have warn warned he shall not have warn warned we shall not have warn warned you shall not have warn warned they shall not have warn warned
V-ing perfect
I shall not have been warn warning you shall not have been warn warning he shall not have been warn warning we shall not have been warn warning you shall not have been warn warning they shall not have been warn warning
Interrogative form
Simple form
shall I warn warn? shall you warn warn? shall he warn warn? shall we warn warn? shall you warn warn? shall they warn warn?
V-ing form
shall I be warn warning? shall you be warn warning? shall he be warn warning? shall we be warn warning? shall you be warn warning? shall they be warn warning?
Perfect
shall I have warn warned? shall you have warn warned? shall he have warn warned? shall we have warn warned? shall you have warn warned? shall they have warn warned?
V-ing perfect
shall I have been warn warning? shall you have been warn warning? shall he have been warn warning? shall we have been warn warning? shall you have been warn warning? shall they have been warn warning?
Interro-negative form
Simple form
shall I not warn warn? shall you not warn warn? shall he not warn warn? shall we not warn warn? shall you not warn warn? shall they not warn warn?
V-ing form
shall I not be warn warning? shall you not be warn warning? shall he not be warn warning? shall we not be warn warning? shall you not be warn warning? shall they not be warn warning?
Perfect
shall I not have warn warned? shall you not have warn warned? shall he not have warn warned? shall we not have warn warned? shall you not have warn warned? shall they not have warn warned?
V-ing perfect
shall I not have been warn warning? shall you not have been warn warning? shall he not have been warn warning? shall we not have been warn warning? shall you not have been warn warning? shall they not have been warn warning?