may sire
Regular verb: sire - sired- sired

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may sire
you may sire
he may sire
we may sire
you may sire
they may sire 	I may be siring
you may be siring
he may be siring
we may be siring
you may be siring
they may be siring	I may have sired
you may have sired
he may have sired
we may have sired
you may have sired
they may have sired	I may have been siring
you may have been siring
he may have been siring
we may have been siring
you may have been siring
they may have been siring	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't sire
you mayn't sire
he mayn't sire
we mayn't sire
you mayn't sire
they mayn't sire 	I mayn't be siring
you mayn't be siring
he mayn't be siring
we mayn't be siring
you mayn't be siring
they mayn't be siring	I mayn't have sired
you mayn't have sired
he mayn't have sired
we mayn't have sired
you mayn't have sired
they mayn't have sired	I mayn't have been siring
you mayn't have been siring
he mayn't have been siring
we mayn't have been siring
you mayn't have been siring
they mayn't have been siring	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I sire?
may you sire?
may he sire?
may we sire?
may you sire?
may they sire? 	may I be siring?
may you be siring?
may he be siring?
may we be siring?
may you be siring?
may they be siring? 	may I have sired?
may you have sired?
may he have sired?
may we have sired?
may you have sired?
may they have sired? 	may I have been siring?
may you have been siring?
may he have been siring?
may we have been siring?
may you have been siring?
may they have been siring? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I sire?
mayn't you sire?
mayn't he sire?
mayn't we sire?
mayn't you sire?
mayn't they sire? 	mayn't I be siring?
mayn't you be siring?
mayn't he be siring?
mayn't we be siring?
mayn't you be siring?
mayn't they be siring? 	mayn't I have sired?
mayn't you have sired?
mayn't he have sired?
mayn't we have sired?
mayn't you have sired?
mayn't they have sired? 	mayn't I have been siring?
mayn't you have been siring?
mayn't he have been siring?
mayn't we have been siring?
mayn't you have been siring?
mayn't they have been siring?