may sniffle
Regular verb: sniffle - sniffled- sniffled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may sniffle
you may sniffle
he may sniffle
we may sniffle
you may sniffle
they may sniffle 	I may be sniffling
you may be sniffling
he may be sniffling
we may be sniffling
you may be sniffling
they may be sniffling	I may have sniffled
you may have sniffled
he may have sniffled
we may have sniffled
you may have sniffled
they may have sniffled	I may have been sniffling
you may have been sniffling
he may have been sniffling
we may have been sniffling
you may have been sniffling
they may have been sniffling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't sniffle
you mayn't sniffle
he mayn't sniffle
we mayn't sniffle
you mayn't sniffle
they mayn't sniffle 	I mayn't be sniffling
you mayn't be sniffling
he mayn't be sniffling
we mayn't be sniffling
you mayn't be sniffling
they mayn't be sniffling	I mayn't have sniffled
you mayn't have sniffled
he mayn't have sniffled
we mayn't have sniffled
you mayn't have sniffled
they mayn't have sniffled	I mayn't have been sniffling
you mayn't have been sniffling
he mayn't have been sniffling
we mayn't have been sniffling
you mayn't have been sniffling
they mayn't have been sniffling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I sniffle?
may you sniffle?
may he sniffle?
may we sniffle?
may you sniffle?
may they sniffle? 	may I be sniffling?
may you be sniffling?
may he be sniffling?
may we be sniffling?
may you be sniffling?
may they be sniffling? 	may I have sniffled?
may you have sniffled?
may he have sniffled?
may we have sniffled?
may you have sniffled?
may they have sniffled? 	may I have been sniffling?
may you have been sniffling?
may he have been sniffling?
may we have been sniffling?
may you have been sniffling?
may they have been sniffling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I sniffle?
mayn't you sniffle?
mayn't he sniffle?
mayn't we sniffle?
mayn't you sniffle?
mayn't they sniffle? 	mayn't I be sniffling?
mayn't you be sniffling?
mayn't he be sniffling?
mayn't we be sniffling?
mayn't you be sniffling?
mayn't they be sniffling? 	mayn't I have sniffled?
mayn't you have sniffled?
mayn't he have sniffled?
mayn't we have sniffled?
mayn't you have sniffled?
mayn't they have sniffled? 	mayn't I have been sniffling?
mayn't you have been sniffling?
mayn't he have been sniffling?
mayn't we have been sniffling?
mayn't you have been sniffling?
mayn't they have been sniffling?