may triple
Regular verb: triple - tripled- tripled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may triple
you may triple
she may triple
we may triple
you may triple
they may triple 	I may be tripling
you may be tripling
she may be tripling
we may be tripling
you may be tripling
they may be tripling	I may have tripled
you may have tripled
she may have tripled
we may have tripled
you may have tripled
they may have tripled	I may have been tripling
you may have been tripling
she may have been tripling
we may have been tripling
you may have been tripling
they may have been tripling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't triple
you mayn't triple
she mayn't triple
we mayn't triple
you mayn't triple
they mayn't triple 	I mayn't be tripling
you mayn't be tripling
she mayn't be tripling
we mayn't be tripling
you mayn't be tripling
they mayn't be tripling	I mayn't have tripled
you mayn't have tripled
she mayn't have tripled
we mayn't have tripled
you mayn't have tripled
they mayn't have tripled	I mayn't have been tripling
you mayn't have been tripling
she mayn't have been tripling
we mayn't have been tripling
you mayn't have been tripling
they mayn't have been tripling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I triple?
may you triple?
may she triple?
may we triple?
may you triple?
may they triple? 	may I be tripling?
may you be tripling?
may she be tripling?
may we be tripling?
may you be tripling?
may they be tripling? 	may I have tripled?
may you have tripled?
may she have tripled?
may we have tripled?
may you have tripled?
may they have tripled? 	may I have been tripling?
may you have been tripling?
may she have been tripling?
may we have been tripling?
may you have been tripling?
may they have been tripling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I triple?
mayn't you triple?
mayn't she triple?
mayn't we triple?
mayn't you triple?
mayn't they triple? 	mayn't I be tripling?
mayn't you be tripling?
mayn't she be tripling?
mayn't we be tripling?
mayn't you be tripling?
mayn't they be tripling? 	mayn't I have tripled?
mayn't you have tripled?
mayn't she have tripled?
mayn't we have tripled?
mayn't you have tripled?
mayn't they have tripled? 	mayn't I have been tripling?
mayn't you have been tripling?
mayn't she have been tripling?
mayn't we have been tripling?
mayn't you have been tripling?
mayn't they have been tripling?