English verb conjugation
MAY LUMP

Regular verb: lump - lumped - lumped

Affirmation

Simple form	V-ing form
I may lump you may lump he may lump we may lump you may lump they may lump	I may be lumping you may be lumping he may be lumping we may be lumping you may be lumping they may be lumping
Perfect	V-ing perfect
I may have lumped you may have lumped he may have lumped we may have lumped you may have lumped they may have lumped	I may have been lumping you may have been lumping he may have been lumping we may have been lumping you may have been lumping they may have been lumping

Negation

Simple form	V-ing form
I mayn't lump you mayn't lump he mayn't lump we mayn't lump you mayn't lump they mayn't lump	I mayn't be lumping you mayn't be lumping he mayn't be lumping we mayn't be lumping you mayn't be lumping they mayn't be lumping
Perfect	V-ing perfect
I mayn't have lumped you mayn't have lumped he mayn't have lumped we mayn't have lumped you mayn't have lumped they mayn't have lumped	I mayn't have been lumping you mayn't have been lumping he mayn't have been lumping we mayn't have been lumping you mayn't have been lumping they mayn't have been lumping

Interrogative form

Simple form	V-ing form
may I lump? may you lump? may he lump? may we lump? may you lump? may they lump?	may I be lumping? may you be lumping? may he be lumping? may we be lumping? may you be lumping? may they be lumping?
Perfect	V-ing perfect
may I have lumped? may you have lumped? may he have lumped? may we have lumped? may you have lumped? may they have lumped?	may I have been lumping? may you have been lumping? may he have been lumping? may we have been lumping? may you have been lumping? may they have been lumping?

Interro-negative form

Simple form	V-ing form
mayn't I lump? mayn't you lump? mayn't he lump? mayn't we lump? mayn't you lump? mayn't they lump?	mayn't I be lumping? mayn't you be lumping? mayn't he be lumping? mayn't we be lumping? mayn't you be lumping? mayn't they be lumping?
Perfect	V-ing perfect
mayn't I have lumped? mayn't you have lumped? mayn't he have lumped? mayn't we have lumped? mayn't you have lumped? mayn't they have lumped?	mayn't I have been lumping? mayn't you have been lumping? mayn't he have been lumping? mayn't we have been lumping? mayn't you have been lumping? mayn't they have been lumping?