English verb conjugation
MAY EXPOUND

Regular verb: expound - expounded - expounded

Affirmation

Simple form	V-ing form
I may expound you may expound he may expound we may expound you may expound they may expound	I may be expounding you may be expounding he may be expounding we may be expounding you may be expounding they may be expounding
Perfect	V-ing perfect
I may have expounded you may have expounded he may have expounded we may have expounded you may have expounded they may have expounded	I may have been expounding you may have been expounding he may have been expounding we may have been expounding you may have been expounding they may have been expounding

Negation

Simple form	V-ing form
I mayn't expound you mayn't expound he mayn't expound we mayn't expound you mayn't expound they mayn't expound	I mayn't be expounding you mayn't be expounding he mayn't be expounding we mayn't be expounding you mayn't be expounding they mayn't be expounding
Perfect	V-ing perfect
I mayn't have expounded you mayn't have expounded he mayn't have expounded we mayn't have expounded you mayn't have expounded they mayn't have expounded	I mayn't have been expounding you mayn't have been expounding he mayn't have been expounding we mayn't have been expounding you mayn't have been expounding they mayn't have been expounding

Interrogative form

Simple form	V-ing form
may I expound? may you expound? may he expound? may we expound? may you expound? may they expound?	may I be expounding? may you be expounding? may he be expounding? may we be expounding? may you be expounding? may they be expounding?
Perfect	V-ing perfect
may I have expounded? may you have expounded? may he have expounded? may we have expounded? may you have expounded? may they have expounded?	may I have been expounding? may you have been expounding? may he have been expounding? may we have been expounding? may you have been expounding? may they have been expounding?

Interro-negative form

Simple form	V-ing form
mayn't I expound? mayn't you expound? mayn't he expound? mayn't we expound? mayn't you expound? mayn't they expound?	mayn't I be expounding? mayn't you be expounding? mayn't he be expounding? mayn't we be expounding? mayn't you be expounding? mayn't they be expounding?
Perfect	V-ing perfect
mayn't I have expounded? mayn't you have expounded? mayn't he have expounded? mayn't we have expounded? mayn't you have expounded? mayn't they have expounded?	mayn't I have been expounding? mayn't you have been expounding? mayn't he have been expounding? mayn't we have been expounding? mayn't you have been expounding? mayn't they have been expounding?