I may louden you may louden he may louden we may louden you may louden they may louden
V-ing form
I may be loudening you may be loudening he may be loudening we may be loudening you may be loudening they may be loudening
Perfect
I may have loudened you may have loudened he may have loudened we may have loudened you may have loudened they may have loudened
V-ing perfect
I may have been loudening you may have been loudening he may have been loudening we may have been loudening you may have been loudening they may have been loudening
Negation
Simple form
I may not louden you may not louden he may not louden we may not louden you may not louden they may not louden
V-ing form
I may not be loudening you may not be loudening he may not be loudening we may not be loudening you may not be loudening they may not be loudening
Perfect
I may not have loudened you may not have loudened he may not have loudened we may not have loudened you may not have loudened they may not have loudened
V-ing perfect
I may not have been loudening you may not have been loudening he may not have been loudening we may not have been loudening you may not have been loudening they may not have been loudening
Interrogative form
Simple form
may I louden? may you louden? may he louden? may we louden? may you louden? may they louden?
V-ing form
may I be loudening? may you be loudening? may he be loudening? may we be loudening? may you be loudening? may they be loudening?
Perfect
may I have loudened? may you have loudened? may he have loudened? may we have loudened? may you have loudened? may they have loudened?
V-ing perfect
may I have been loudening? may you have been loudening? may he have been loudening? may we have been loudening? may you have been loudening? may they have been loudening?
Interro-negative form
Simple form
may I not louden? may you not louden? may he not louden? may we not louden? may you not louden? may they not louden?
V-ing form
may I not be loudening? may you not be loudening? may he not be loudening? may we not be loudening? may you not be loudening? may they not be loudening?
Perfect
may I not have loudened? may you not have loudened? may he not have loudened? may we not have loudened? may you not have loudened? may they not have loudened?
V-ing perfect
may I not have been loudening? may you not have been loudening? may he not have been loudening? may we not have been loudening? may you not have been loudening? may they not have been loudening?