English verb conjugation
MAY DESTABILISE

Regular verb: destabilise - destabilised - destabilised

Affirmation

Simple form	V-ing form
I may destabilise you may destabilise she may destabilise we may destabilise you may destabilise they may destabilise	I may be destabilising you may be destabilising she may be destabilising we may be destabilising you may be destabilising they may be destabilising
Perfect	V-ing perfect
I may have destabilised you may have destabilised she may have destabilised we may have destabilised you may have destabilised they may have destabilised	I may have been destabilising you may have been destabilising she may have been destabilising we may have been destabilising you may have been destabilising they may have been destabilising

Negation

Simple form	V-ing form
I mayn't destabilise you mayn't destabilise she mayn't destabilise we mayn't destabilise you mayn't destabilise they mayn't destabilise	I mayn't be destabilising you mayn't be destabilising she mayn't be destabilising we mayn't be destabilising you mayn't be destabilising they mayn't be destabilising
Perfect	V-ing perfect
I mayn't have destabilised you mayn't have destabilised she mayn't have destabilised we mayn't have destabilised you mayn't have destabilised they mayn't have destabilised	I mayn't have been destabilising you mayn't have been destabilising she mayn't have been destabilising we mayn't have been destabilising you mayn't have been destabilising they mayn't have been destabilising

Interrogative form

Simple form	V-ing form
may I destabilise? may you destabilise? may she destabilise? may we destabilise? may you destabilise? may they destabilise?	may I be destabilising? may you be destabilising? may she be destabilising? may we be destabilising? may you be destabilising? may they be destabilising?
Perfect	V-ing perfect
may I have destabilised? may you have destabilised? may she have destabilised? may we have destabilised? may you have destabilised? may they have destabilised?	may I have been destabilising? may you have been destabilising? may she have been destabilising? may we have been destabilising? may you have been destabilising? may they have been destabilising?

Interro-negative form

Simple form	V-ing form
mayn't I destabilise? mayn't you destabilise? mayn't she destabilise? mayn't we destabilise? mayn't you destabilise? mayn't they destabilise?	mayn't I be destabilising? mayn't you be destabilising? mayn't she be destabilising? mayn't we be destabilising? mayn't you be destabilising? mayn't they be destabilising?
Perfect	V-ing perfect
mayn't I have destabilised? mayn't you have destabilised? mayn't she have destabilised? mayn't we have destabilised? mayn't you have destabilised? mayn't they have destabilised?	mayn't I have been destabilising? mayn't you have been destabilising? mayn't she have been destabilising? mayn't we have been destabilising? mayn't you have been destabilising? mayn't they have been destabilising?