Warning, this verb may not exist. Conjugation is given as example.
Affirmation
Simple form
I'll pay off you'll pay off she'll pay off we'll pay off you'll pay off they'll pay off
V-ing form
I'll be pay offing you'll be pay offing she'll be pay offing we'll be pay offing you'll be pay offing they'll be pay offing
Perfect
I'll have pay offed you'll have pay offed she'll have pay offed we'll have pay offed you'll have pay offed they'll have pay offed
V-ing perfect
I'll have been pay offing you'll have been pay offing she'll have been pay offing we'll have been pay offing you'll have been pay offing they'll have been pay offing
Negation
Simple form
I shan't pay off you shan't pay off she shan't pay off we shan't pay off you shan't pay off they shan't pay off
V-ing form
I shan't be pay offing you shan't be pay offing she shan't be pay offing we shan't be pay offing you shan't be pay offing they shan't be pay offing
Perfect
I shan't have pay offed you shan't have pay offed she shan't have pay offed we shan't have pay offed you shan't have pay offed they shan't have pay offed
V-ing perfect
I shan't have been pay offing you shan't have been pay offing she shan't have been pay offing we shan't have been pay offing you shan't have been pay offing they shan't have been pay offing
Interrogative form
Simple form
shall I pay off? shall you pay off? shall she pay off? shall we pay off? shall you pay off? shall they pay off?
V-ing form
shall I be pay offing? shall you be pay offing? shall she be pay offing? shall we be pay offing? shall you be pay offing? shall they be pay offing?
Perfect
shall I have pay offed? shall you have pay offed? shall she have pay offed? shall we have pay offed? shall you have pay offed? shall they have pay offed?
V-ing perfect
shall I have been pay offing? shall you have been pay offing? shall she have been pay offing? shall we have been pay offing? shall you have been pay offing? shall they have been pay offing?
Interro-negative form
Simple form
shan't I pay off? shan't you pay off? shan't she pay off? shan't we pay off? shan't you pay off? shan't they pay off?
V-ing form
shan't I be pay offing? shan't you be pay offing? shan't she be pay offing? shan't we be pay offing? shan't you be pay offing? shan't they be pay offing?
Perfect
shan't I have pay offed? shan't you have pay offed? shan't she have pay offed? shan't we have pay offed? shan't you have pay offed? shan't they have pay offed?
V-ing perfect
shan't I have been pay offing? shan't you have been pay offing? shan't she have been pay offing? shan't we have been pay offing? shan't you have been pay offing? shan't they have been pay offing?