may imperil
Regular verb: imperil - imperilled- imperilled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may imperil
you may imperil
he may imperil
we may imperil
you may imperil
they may imperil 	I may be imperilling
you may be imperilling
he may be imperilling
we may be imperilling
you may be imperilling
they may be imperilling	I may have imperilled
you may have imperilled
he may have imperilled
we may have imperilled
you may have imperilled
they may have imperilled	I may have been imperilling
you may have been imperilling
he may have been imperilling
we may have been imperilling
you may have been imperilling
they may have been imperilling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't imperil
you mayn't imperil
he mayn't imperil
we mayn't imperil
you mayn't imperil
they mayn't imperil 	I mayn't be imperilling
you mayn't be imperilling
he mayn't be imperilling
we mayn't be imperilling
you mayn't be imperilling
they mayn't be imperilling	I mayn't have imperilled
you mayn't have imperilled
he mayn't have imperilled
we mayn't have imperilled
you mayn't have imperilled
they mayn't have imperilled	I mayn't have been imperilling
you mayn't have been imperilling
he mayn't have been imperilling
we mayn't have been imperilling
you mayn't have been imperilling
they mayn't have been imperilling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I imperil?
may you imperil?
may he imperil?
may we imperil?
may you imperil?
may they imperil? 	may I be imperilling?
may you be imperilling?
may he be imperilling?
may we be imperilling?
may you be imperilling?
may they be imperilling? 	may I have imperilled?
may you have imperilled?
may he have imperilled?
may we have imperilled?
may you have imperilled?
may they have imperilled? 	may I have been imperilling?
may you have been imperilling?
may he have been imperilling?
may we have been imperilling?
may you have been imperilling?
may they have been imperilling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I imperil?
mayn't you imperil?
mayn't he imperil?
mayn't we imperil?
mayn't you imperil?
mayn't they imperil? 	mayn't I be imperilling?
mayn't you be imperilling?
mayn't he be imperilling?
mayn't we be imperilling?
mayn't you be imperilling?
mayn't they be imperilling? 	mayn't I have imperilled?
mayn't you have imperilled?
mayn't he have imperilled?
mayn't we have imperilled?
mayn't you have imperilled?
mayn't they have imperilled? 	mayn't I have been imperilling?
mayn't you have been imperilling?
mayn't he have been imperilling?
mayn't we have been imperilling?
mayn't you have been imperilling?
mayn't they have been imperilling?