English verb conjugation
MAY UNDERLIE

Irregular verb: underlie - underlay - underlain

Affirmation

Simple form	V-ing form
I may underlie you may underlie he may underlie we may underlie you may underlie they may underlie	I may be underlying you may be underlying he may be underlying we may be underlying you may be underlying they may be underlying
Perfect	V-ing perfect
I may have underlain you may have underlain he may have underlain we may have underlain you may have underlain they may have underlain	I may have been underlying you may have been underlying he may have been underlying we may have been underlying you may have been underlying they may have been underlying

Negation

Simple form	V-ing form
I mayn't underlie you mayn't underlie he mayn't underlie we mayn't underlie you mayn't underlie they mayn't underlie	I mayn't be underlying you mayn't be underlying he mayn't be underlying we mayn't be underlying you mayn't be underlying they mayn't be underlying
Perfect	V-ing perfect
I mayn't have underlain you mayn't have underlain he mayn't have underlain we mayn't have underlain you mayn't have underlain they mayn't have underlain	I mayn't have been underlying you mayn't have been underlying he mayn't have been underlying we mayn't have been underlying you mayn't have been underlying they mayn't have been underlying

Interrogative form

Simple form	V-ing form
may I underlie? may you underlie? may he underlie? may we underlie? may you underlie? may they underlie?	may I be underlying? may you be underlying? may he be underlying? may we be underlying? may you be underlying? may they be underlying?
Perfect	V-ing perfect
may I have underlain? may you have underlain? may he have underlain? may we have underlain? may you have underlain? may they have underlain?	may I have been underlying? may you have been underlying? may he have been underlying? may we have been underlying? may you have been underlying? may they have been underlying?

Interro-negative form

Simple form	V-ing form
mayn't I underlie? mayn't you underlie? mayn't he underlie? mayn't we underlie? mayn't you underlie? mayn't they underlie?	mayn't I be underlying? mayn't you be underlying? mayn't he be underlying? mayn't we be underlying? mayn't you be underlying? mayn't they be underlying?
Perfect	V-ing perfect
mayn't I have underlain? mayn't you have underlain? mayn't he have underlain? mayn't we have underlain? mayn't you have underlain? mayn't they have underlain?	mayn't I have been underlying? mayn't you have been underlying? mayn't he have been underlying? mayn't we have been underlying? mayn't you have been underlying? mayn't they have been underlying?