English verb conjugation
COULD DECUSSATE

Regular verb: decussate - decussated - decussated

Affirmation

Simple form	V-ing form
I could decussate you could decussate he could decussate we could decussate you could decussate they could decussate	I could be decussating you could be decussating he could be decussating we could be decussating you could be decussating they could be decussating
Perfect	V-ing perfect
I could have decussated you could have decussated he could have decussated we could have decussated you could have decussated they could have decussated	I could have been decussating you could have been decussating he could have been decussating we could have been decussating you could have been decussating they could have been decussating

Negation

Simple form	V-ing form
I couldn't decussate you couldn't decussate he couldn't decussate we couldn't decussate you couldn't decussate they couldn't decussate	I couldn't be decussating you couldn't be decussating he couldn't be decussating we couldn't be decussating you couldn't be decussating they couldn't be decussating
Perfect	V-ing perfect
I couldn't have decussated you couldn't have decussated he couldn't have decussated we couldn't have decussated you couldn't have decussated they couldn't have decussated	I couldn't have been decussating you couldn't have been decussating he couldn't have been decussating we couldn't have been decussating you couldn't have been decussating they couldn't have been decussating

Interrogative form

Simple form	V-ing form
could I decussate? could you decussate? could he decussate? could we decussate? could you decussate? could they decussate?	could I be decussating? could you be decussating? could he be decussating? could we be decussating? could you be decussating? could they be decussating?
Perfect	V-ing perfect
could I have decussated? could you have decussated? could he have decussated? could we have decussated? could you have decussated? could they have decussated?	could I have been decussating? could you have been decussating? could he have been decussating? could we have been decussating? could you have been decussating? could they have been decussating?

Interro-negative form

Simple form	V-ing form
couldn't I decussate? couldn't you decussate? couldn't he decussate? couldn't we decussate? couldn't you decussate? couldn't they decussate?	couldn't I be decussating? couldn't you be decussating? couldn't he be decussating? couldn't we be decussating? couldn't you be decussating? couldn't they be decussating?
Perfect	V-ing perfect
couldn't I have decussated? couldn't you have decussated? couldn't he have decussated? couldn't we have decussated? couldn't you have decussated? couldn't they have decussated?	couldn't I have been decussating? couldn't you have been decussating? couldn't he have been decussating? couldn't we have been decussating? couldn't you have been decussating? couldn't they have been decussating?