may fathom
Regular verb: fathom - fathomed- fathomed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may fathom
you may fathom
he may fathom
we may fathom
you may fathom
they may fathom 	I may be fathoming
you may be fathoming
he may be fathoming
we may be fathoming
you may be fathoming
they may be fathoming	I may have fathomed
you may have fathomed
he may have fathomed
we may have fathomed
you may have fathomed
they may have fathomed	I may have been fathoming
you may have been fathoming
he may have been fathoming
we may have been fathoming
you may have been fathoming
they may have been fathoming	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may not fathom
you may not fathom
he may not fathom
we may not fathom
you may not fathom
they may not fathom 	I may not be fathoming
you may not be fathoming
he may not be fathoming
we may not be fathoming
you may not be fathoming
they may not be fathoming	I may not have fathomed
you may not have fathomed
he may not have fathomed
we may not have fathomed
you may not have fathomed
they may not have fathomed	I may not have been fathoming
you may not have been fathoming
he may not have been fathoming
we may not have been fathoming
you may not have been fathoming
they may not have been fathoming	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I fathom?
may you fathom?
may he fathom?
may we fathom?
may you fathom?
may they fathom? 	may I be fathoming?
may you be fathoming?
may he be fathoming?
may we be fathoming?
may you be fathoming?
may they be fathoming? 	may I have fathomed?
may you have fathomed?
may he have fathomed?
may we have fathomed?
may you have fathomed?
may they have fathomed? 	may I have been fathoming?
may you have been fathoming?
may he have been fathoming?
may we have been fathoming?
may you have been fathoming?
may they have been fathoming? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I not fathom?
may you not fathom?
may he not fathom?
may we not fathom?
may you not fathom?
may they not fathom? 	may I not be fathoming?
may you not be fathoming?
may he not be fathoming?
may we not be fathoming?
may you not be fathoming?
may they not be fathoming? 	may I not have fathomed?
may you not have fathomed?
may he not have fathomed?
may we not have fathomed?
may you not have fathomed?
may they not have fathomed? 	may I not have been fathoming?
may you not have been fathoming?
may he not have been fathoming?
may we not have been fathoming?
may you not have been fathoming?
may they not have been fathoming?