English verb conjugation
COULD OUTWAIT

Regular verb: outwait - outwaited - outwaited

Affirmation

Simple form	V-ing form
I could outwait you could outwait he could outwait we could outwait you could outwait they could outwait	I could be outwaiting you could be outwaiting he could be outwaiting we could be outwaiting you could be outwaiting they could be outwaiting
Perfect	V-ing perfect
I could have outwaited you could have outwaited he could have outwaited we could have outwaited you could have outwaited they could have outwaited	I could have been outwaiting you could have been outwaiting he could have been outwaiting we could have been outwaiting you could have been outwaiting they could have been outwaiting

Negation

Simple form	V-ing form
I couldn't outwait you couldn't outwait he couldn't outwait we couldn't outwait you couldn't outwait they couldn't outwait	I couldn't be outwaiting you couldn't be outwaiting he couldn't be outwaiting we couldn't be outwaiting you couldn't be outwaiting they couldn't be outwaiting
Perfect	V-ing perfect
I couldn't have outwaited you couldn't have outwaited he couldn't have outwaited we couldn't have outwaited you couldn't have outwaited they couldn't have outwaited	I couldn't have been outwaiting you couldn't have been outwaiting he couldn't have been outwaiting we couldn't have been outwaiting you couldn't have been outwaiting they couldn't have been outwaiting

Interrogative form

Simple form	V-ing form
could I outwait? could you outwait? could he outwait? could we outwait? could you outwait? could they outwait?	could I be outwaiting? could you be outwaiting? could he be outwaiting? could we be outwaiting? could you be outwaiting? could they be outwaiting?
Perfect	V-ing perfect
could I have outwaited? could you have outwaited? could he have outwaited? could we have outwaited? could you have outwaited? could they have outwaited?	could I have been outwaiting? could you have been outwaiting? could he have been outwaiting? could we have been outwaiting? could you have been outwaiting? could they have been outwaiting?

Interro-negative form

Simple form	V-ing form
couldn't I outwait? couldn't you outwait? couldn't he outwait? couldn't we outwait? couldn't you outwait? couldn't they outwait?	couldn't I be outwaiting? couldn't you be outwaiting? couldn't he be outwaiting? couldn't we be outwaiting? couldn't you be outwaiting? couldn't they be outwaiting?
Perfect	V-ing perfect
couldn't I have outwaited? couldn't you have outwaited? couldn't he have outwaited? couldn't we have outwaited? couldn't you have outwaited? couldn't they have outwaited?	couldn't I have been outwaiting? couldn't you have been outwaiting? couldn't he have been outwaiting? couldn't we have been outwaiting? couldn't you have been outwaiting? couldn't they have been outwaiting?