English verb conjugation
COULD OVERFORMALISE

Regular verb: overformalise - overformalised - overformalised

Affirmation

Simple form	V-ing form
I could overformalise you could overformalise he could overformalise we could overformalise you could overformalise they could overformalise	I could be overformalising you could be overformalising he 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 he 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 he 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 he 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 he 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 he 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 he 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 he overformalise? could we overformalise? could you overformalise? could they overformalise?	could I be overformalising? could you be overformalising? could he 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 he 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 he 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 he 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 he 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 he 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 he have been overformalising? couldn't we have been overformalising? couldn't you have been overformalising? couldn't they have been overformalising?