may fumble
Verbe régulier : fumble - fumbled- fumbled
Traduction française : tâtonner - manier gauchement ou maladroitement 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I may fumble
you may fumble
he may fumble
we may fumble
you may fumble
they may fumble 	I may be fumbling
you may be fumbling
he may be fumbling
we may be fumbling
you may be fumbling
they may be fumbling	I may have fumbled
you may have fumbled
he may have fumbled
we may have fumbled
you may have fumbled
they may have fumbled	I may have been fumbling
you may have been fumbling
he may have been fumbling
we may have been fumbling
you may have been fumbling
they may have been fumbling	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mayn't fumble
you mayn't fumble
he mayn't fumble
we mayn't fumble
you mayn't fumble
they mayn't fumble 	I mayn't be fumbling
you mayn't be fumbling
he mayn't be fumbling
we mayn't be fumbling
you mayn't be fumbling
they mayn't be fumbling	I mayn't have fumbled
you mayn't have fumbled
he mayn't have fumbled
we mayn't have fumbled
you mayn't have fumbled
they mayn't have fumbled	I mayn't have been fumbling
you mayn't have been fumbling
he mayn't have been fumbling
we mayn't have been fumbling
you mayn't have been fumbling
they mayn't have been fumbling	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
may I fumble?
may you fumble?
may he fumble?
may we fumble?
may you fumble?
may they fumble? 	may I be fumbling?
may you be fumbling?
may he be fumbling?
may we be fumbling?
may you be fumbling?
may they be fumbling? 	may I have fumbled?
may you have fumbled?
may he have fumbled?
may we have fumbled?
may you have fumbled?
may they have fumbled? 	may I have been fumbling?
may you have been fumbling?
may he have been fumbling?
may we have been fumbling?
may you have been fumbling?
may they have been fumbling? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mayn't I fumble?
mayn't you fumble?
mayn't he fumble?
mayn't we fumble?
mayn't you fumble?
mayn't they fumble? 	mayn't I be fumbling?
mayn't you be fumbling?
mayn't he be fumbling?
mayn't we be fumbling?
mayn't you be fumbling?
mayn't they be fumbling? 	mayn't I have fumbled?
mayn't you have fumbled?
mayn't he have fumbled?
mayn't we have fumbled?
mayn't you have fumbled?
mayn't they have fumbled? 	mayn't I have been fumbling?
mayn't you have been fumbling?
mayn't he have been fumbling?
mayn't we have been fumbling?
mayn't you have been fumbling?
mayn't they have been fumbling?