English verb conjugation
COULD OVERFORMALISE

Regular verb: overformalise - overformalised - overformalised

Affirmation

Simple form	V-ing form
I could overformalise you could overformalise she could overformalise we could overformalise you could overformalise they could overformalise	I could be overformalising you could be overformalising she could be overformalising we could be overformalising you could be overformalising they could be overformalising
Perfect	V-ing perfect
I could have overformalised you could have overformalised she could have overformalised we could have overformalised you could have overformalised they could have overformalised	I could have been overformalising you could have been overformalising she could have been overformalising we could have been overformalising you could have been overformalising they could have been overformalising

Negation

Simple form	V-ing form
I couldn't overformalise you couldn't overformalise she couldn't overformalise we couldn't overformalise you couldn't overformalise they couldn't overformalise	I couldn't be overformalising you couldn't be overformalising she couldn't be overformalising we couldn't be overformalising you couldn't be overformalising they couldn't be overformalising
Perfect	V-ing perfect
I couldn't have overformalised you couldn't have overformalised she couldn't have overformalised we couldn't have overformalised you couldn't have overformalised they couldn't have overformalised	I couldn't have been overformalising you couldn't have been overformalising she couldn't have been overformalising we couldn't have been overformalising you couldn't have been overformalising they couldn't have been overformalising

Interrogative form

Simple form	V-ing form
could I overformalise? could you overformalise? could she overformalise? could we overformalise? could you overformalise? could they overformalise?	could I be overformalising? could you be overformalising? could she be overformalising? could we be overformalising? could you be overformalising? could they be overformalising?
Perfect	V-ing perfect
could I have overformalised? could you have overformalised? could she have overformalised? could we have overformalised? could you have overformalised? could they have overformalised?	could I have been overformalising? could you have been overformalising? could she have been overformalising? could we have been overformalising? could you have been overformalising? could they have been overformalising?

Interro-negative form

Simple form	V-ing form
couldn't I overformalise? couldn't you overformalise? couldn't she overformalise? couldn't we overformalise? couldn't you overformalise? couldn't they overformalise?	couldn't I be overformalising? couldn't you be overformalising? couldn't she be overformalising? couldn't we be overformalising? couldn't you be overformalising? couldn't they be overformalising?
Perfect	V-ing perfect
couldn't I have overformalised? couldn't you have overformalised? couldn't she have overformalised? couldn't we have overformalised? couldn't you have overformalised? couldn't they have overformalised?	couldn't I have been overformalising? couldn't you have been overformalising? couldn't she have been overformalising? couldn't we have been overformalising? couldn't you have been overformalising? couldn't they have been overformalising?