I could overornament you could overornament she could overornament we could overornament you could overornament they could overornament
V-ing form
I could be overornamenting you could be overornamenting she could be overornamenting we could be overornamenting you could be overornamenting they could be overornamenting
Perfect
I could have overornamented you could have overornamented she could have overornamented we could have overornamented you could have overornamented they could have overornamented
V-ing perfect
I could have been overornamenting you could have been overornamenting she could have been overornamenting we could have been overornamenting you could have been overornamenting they could have been overornamenting
Negation
Simple form
I couldn't overornament you couldn't overornament she couldn't overornament we couldn't overornament you couldn't overornament they couldn't overornament
V-ing form
I couldn't be overornamenting you couldn't be overornamenting she couldn't be overornamenting we couldn't be overornamenting you couldn't be overornamenting they couldn't be overornamenting
Perfect
I couldn't have overornamented you couldn't have overornamented she couldn't have overornamented we couldn't have overornamented you couldn't have overornamented they couldn't have overornamented
V-ing perfect
I couldn't have been overornamenting you couldn't have been overornamenting she couldn't have been overornamenting we couldn't have been overornamenting you couldn't have been overornamenting they couldn't have been overornamenting
Interrogative form
Simple form
could I overornament? could you overornament? could she overornament? could we overornament? could you overornament? could they overornament?
V-ing form
could I be overornamenting? could you be overornamenting? could she be overornamenting? could we be overornamenting? could you be overornamenting? could they be overornamenting?
Perfect
could I have overornamented? could you have overornamented? could she have overornamented? could we have overornamented? could you have overornamented? could they have overornamented?
V-ing perfect
could I have been overornamenting? could you have been overornamenting? could she have been overornamenting? could we have been overornamenting? could you have been overornamenting? could they have been overornamenting?
Interro-negative form
Simple form
couldn't I overornament? couldn't you overornament? couldn't she overornament? couldn't we overornament? couldn't you overornament? couldn't they overornament?
V-ing form
couldn't I be overornamenting? couldn't you be overornamenting? couldn't she be overornamenting? couldn't we be overornamenting? couldn't you be overornamenting? couldn't they be overornamenting?
Perfect
couldn't I have overornamented? couldn't you have overornamented? couldn't she have overornamented? couldn't we have overornamented? couldn't you have overornamented? couldn't they have overornamented?
V-ing perfect
couldn't I have been overornamenting? couldn't you have been overornamenting? couldn't she have been overornamenting? couldn't we have been overornamenting? couldn't you have been overornamenting? couldn't they have been overornamenting?