may knot
Regular verb: knot - knotted- knotted

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may knot
you may knot
he may knot
we may knot
you may knot
they may knot 	I may be knotting
you may be knotting
he may be knotting
we may be knotting
you may be knotting
they may be knotting	I may have knotted
you may have knotted
he may have knotted
we may have knotted
you may have knotted
they may have knotted	I may have been knotting
you may have been knotting
he may have been knotting
we may have been knotting
you may have been knotting
they may have been knotting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't knot
you mayn't knot
he mayn't knot
we mayn't knot
you mayn't knot
they mayn't knot 	I mayn't be knotting
you mayn't be knotting
he mayn't be knotting
we mayn't be knotting
you mayn't be knotting
they mayn't be knotting	I mayn't have knotted
you mayn't have knotted
he mayn't have knotted
we mayn't have knotted
you mayn't have knotted
they mayn't have knotted	I mayn't have been knotting
you mayn't have been knotting
he mayn't have been knotting
we mayn't have been knotting
you mayn't have been knotting
they mayn't have been knotting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I knot?
may you knot?
may he knot?
may we knot?
may you knot?
may they knot? 	may I be knotting?
may you be knotting?
may he be knotting?
may we be knotting?
may you be knotting?
may they be knotting? 	may I have knotted?
may you have knotted?
may he have knotted?
may we have knotted?
may you have knotted?
may they have knotted? 	may I have been knotting?
may you have been knotting?
may he have been knotting?
may we have been knotting?
may you have been knotting?
may they have been knotting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I knot?
mayn't you knot?
mayn't he knot?
mayn't we knot?
mayn't you knot?
mayn't they knot? 	mayn't I be knotting?
mayn't you be knotting?
mayn't he be knotting?
mayn't we be knotting?
mayn't you be knotting?
mayn't they be knotting? 	mayn't I have knotted?
mayn't you have knotted?
mayn't he have knotted?
mayn't we have knotted?
mayn't you have knotted?
mayn't they have knotted? 	mayn't I have been knotting?
mayn't you have been knotting?
mayn't he have been knotting?
mayn't we have been knotting?
mayn't you have been knotting?
mayn't they have been knotting?