English verb conjugation
MAY METATHESISE

Regular verb: metathesise - metathesised - metathesised

Affirmation

Simple form	V-ing form
I may metathesise you may metathesise she may metathesise we may metathesise you may metathesise they may metathesise	I may be metathesising you may be metathesising she may be metathesising we may be metathesising you may be metathesising they may be metathesising
Perfect	V-ing perfect
I may have metathesised you may have metathesised she may have metathesised we may have metathesised you may have metathesised they may have metathesised	I may have been metathesising you may have been metathesising she may have been metathesising we may have been metathesising you may have been metathesising they may have been metathesising

Negation

Simple form	V-ing form
I mayn't metathesise you mayn't metathesise she mayn't metathesise we mayn't metathesise you mayn't metathesise they mayn't metathesise	I mayn't be metathesising you mayn't be metathesising she mayn't be metathesising we mayn't be metathesising you mayn't be metathesising they mayn't be metathesising
Perfect	V-ing perfect
I mayn't have metathesised you mayn't have metathesised she mayn't have metathesised we mayn't have metathesised you mayn't have metathesised they mayn't have metathesised	I mayn't have been metathesising you mayn't have been metathesising she mayn't have been metathesising we mayn't have been metathesising you mayn't have been metathesising they mayn't have been metathesising

Interrogative form

Simple form	V-ing form
may I metathesise? may you metathesise? may she metathesise? may we metathesise? may you metathesise? may they metathesise?	may I be metathesising? may you be metathesising? may she be metathesising? may we be metathesising? may you be metathesising? may they be metathesising?
Perfect	V-ing perfect
may I have metathesised? may you have metathesised? may she have metathesised? may we have metathesised? may you have metathesised? may they have metathesised?	may I have been metathesising? may you have been metathesising? may she have been metathesising? may we have been metathesising? may you have been metathesising? may they have been metathesising?

Interro-negative form

Simple form	V-ing form
mayn't I metathesise? mayn't you metathesise? mayn't she metathesise? mayn't we metathesise? mayn't you metathesise? mayn't they metathesise?	mayn't I be metathesising? mayn't you be metathesising? mayn't she be metathesising? mayn't we be metathesising? mayn't you be metathesising? mayn't they be metathesising?
Perfect	V-ing perfect
mayn't I have metathesised? mayn't you have metathesised? mayn't she have metathesised? mayn't we have metathesised? mayn't you have metathesised? mayn't they have metathesised?	mayn't I have been metathesising? mayn't you have been metathesising? mayn't she have been metathesising? mayn't we have been metathesising? mayn't you have been metathesising? mayn't they have been metathesising?