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