may ingrain
Regular verb: ingrain - ingrained- ingrained

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may ingrain
you may ingrain
she may ingrain
we may ingrain
you may ingrain
they may ingrain 	I may be ingraining
you may be ingraining
she may be ingraining
we may be ingraining
you may be ingraining
they may be ingraining	I may have ingrained
you may have ingrained
she may have ingrained
we may have ingrained
you may have ingrained
they may have ingrained	I may have been ingraining
you may have been ingraining
she may have been ingraining
we may have been ingraining
you may have been ingraining
they may have been ingraining	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't ingrain
you mayn't ingrain
she mayn't ingrain
we mayn't ingrain
you mayn't ingrain
they mayn't ingrain 	I mayn't be ingraining
you mayn't be ingraining
she mayn't be ingraining
we mayn't be ingraining
you mayn't be ingraining
they mayn't be ingraining	I mayn't have ingrained
you mayn't have ingrained
she mayn't have ingrained
we mayn't have ingrained
you mayn't have ingrained
they mayn't have ingrained	I mayn't have been ingraining
you mayn't have been ingraining
she mayn't have been ingraining
we mayn't have been ingraining
you mayn't have been ingraining
they mayn't have been ingraining	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I ingrain?
may you ingrain?
may she ingrain?
may we ingrain?
may you ingrain?
may they ingrain? 	may I be ingraining?
may you be ingraining?
may she be ingraining?
may we be ingraining?
may you be ingraining?
may they be ingraining? 	may I have ingrained?
may you have ingrained?
may she have ingrained?
may we have ingrained?
may you have ingrained?
may they have ingrained? 	may I have been ingraining?
may you have been ingraining?
may she have been ingraining?
may we have been ingraining?
may you have been ingraining?
may they have been ingraining? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I ingrain?
mayn't you ingrain?
mayn't she ingrain?
mayn't we ingrain?
mayn't you ingrain?
mayn't they ingrain? 	mayn't I be ingraining?
mayn't you be ingraining?
mayn't she be ingraining?
mayn't we be ingraining?
mayn't you be ingraining?
mayn't they be ingraining? 	mayn't I have ingrained?
mayn't you have ingrained?
mayn't she have ingrained?
mayn't we have ingrained?
mayn't you have ingrained?
mayn't they have ingrained? 	mayn't I have been ingraining?
mayn't you have been ingraining?
mayn't she have been ingraining?
mayn't we have been ingraining?
mayn't you have been ingraining?
mayn't they have been ingraining?