English verb conjugation
COULD DECOY

Regular verb: decoy - decoyed - decoyed

Affirmation

Simple form	V-ing form
I could decoy you could decoy he could decoy we could decoy you could decoy they could decoy	I could be decoying you could be decoying he could be decoying we could be decoying you could be decoying they could be decoying
Perfect	V-ing perfect
I could have decoyed you could have decoyed he could have decoyed we could have decoyed you could have decoyed they could have decoyed	I could have been decoying you could have been decoying he could have been decoying we could have been decoying you could have been decoying they could have been decoying

Negation

Simple form	V-ing form
I couldn't decoy you couldn't decoy he couldn't decoy we couldn't decoy you couldn't decoy they couldn't decoy	I couldn't be decoying you couldn't be decoying he couldn't be decoying we couldn't be decoying you couldn't be decoying they couldn't be decoying
Perfect	V-ing perfect
I couldn't have decoyed you couldn't have decoyed he couldn't have decoyed we couldn't have decoyed you couldn't have decoyed they couldn't have decoyed	I couldn't have been decoying you couldn't have been decoying he couldn't have been decoying we couldn't have been decoying you couldn't have been decoying they couldn't have been decoying

Interrogative form

Simple form	V-ing form
could I decoy? could you decoy? could he decoy? could we decoy? could you decoy? could they decoy?	could I be decoying? could you be decoying? could he be decoying? could we be decoying? could you be decoying? could they be decoying?
Perfect	V-ing perfect
could I have decoyed? could you have decoyed? could he have decoyed? could we have decoyed? could you have decoyed? could they have decoyed?	could I have been decoying? could you have been decoying? could he have been decoying? could we have been decoying? could you have been decoying? could they have been decoying?

Interro-negative form

Simple form	V-ing form
couldn't I decoy? couldn't you decoy? couldn't he decoy? couldn't we decoy? couldn't you decoy? couldn't they decoy?	couldn't I be decoying? couldn't you be decoying? couldn't he be decoying? couldn't we be decoying? couldn't you be decoying? couldn't they be decoying?
Perfect	V-ing perfect
couldn't I have decoyed? couldn't you have decoyed? couldn't he have decoyed? couldn't we have decoyed? couldn't you have decoyed? couldn't they have decoyed?	couldn't I have been decoying? couldn't you have been decoying? couldn't he have been decoying? couldn't we have been decoying? couldn't you have been decoying? couldn't they have been decoying?