Warning, this verb may not exist. Conjugation is given as example.
Affirmation
Simple form
I could officer you could officer he could officer we could officer you could officer they could officer
V-ing form
I could be officering you could be officering he could be officering we could be officering you could be officering they could be officering
Perfect
I could have officered you could have officered he could have officered we could have officered you could have officered they could have officered
V-ing perfect
I could have been officering you could have been officering he could have been officering we could have been officering you could have been officering they could have been officering
Negation
Simple form
I couldn't officer you couldn't officer he couldn't officer we couldn't officer you couldn't officer they couldn't officer
V-ing form
I couldn't be officering you couldn't be officering he couldn't be officering we couldn't be officering you couldn't be officering they couldn't be officering
Perfect
I couldn't have officered you couldn't have officered he couldn't have officered we couldn't have officered you couldn't have officered they couldn't have officered
V-ing perfect
I couldn't have been officering you couldn't have been officering he couldn't have been officering we couldn't have been officering you couldn't have been officering they couldn't have been officering
Interrogative form
Simple form
could I officer? could you officer? could he officer? could we officer? could you officer? could they officer?
V-ing form
could I be officering? could you be officering? could he be officering? could we be officering? could you be officering? could they be officering?
Perfect
could I have officered? could you have officered? could he have officered? could we have officered? could you have officered? could they have officered?
V-ing perfect
could I have been officering? could you have been officering? could he have been officering? could we have been officering? could you have been officering? could they have been officering?
Interro-negative form
Simple form
couldn't I officer? couldn't you officer? couldn't he officer? couldn't we officer? couldn't you officer? couldn't they officer?
V-ing form
couldn't I be officering? couldn't you be officering? couldn't he be officering? couldn't we be officering? couldn't you be officering? couldn't they be officering?
Perfect
couldn't I have officered? couldn't you have officered? couldn't he have officered? couldn't we have officered? couldn't you have officered? couldn't they have officered?
V-ing perfect
couldn't I have been officering? couldn't you have been officering? couldn't he have been officering? couldn't we have been officering? couldn't you have been officering? couldn't they have been officering?