I can instigate you can instigate he can instigate we can instigate you can instigate they can instigate
V-ing form
I can be instigating you can be instigating he can be instigating we can be instigating you can be instigating they can be instigating
Perfect
I can have instigated you can have instigated he can have instigated we can have instigated you can have instigated they can have instigated
V-ing perfect
I can have been instigating you can have been instigating he can have been instigating we can have been instigating you can have been instigating they can have been instigating
Negation
Simple form
I can't instigate you can't instigate he can't instigate we can't instigate you can't instigate they can't instigate
V-ing form
I can't be instigating you can't be instigating he can't be instigating we can't be instigating you can't be instigating they can't be instigating
Perfect
I can't have instigated you can't have instigated he can't have instigated we can't have instigated you can't have instigated they can't have instigated
V-ing perfect
I can't have been instigating you can't have been instigating he can't have been instigating we can't have been instigating you can't have been instigating they can't have been instigating
Interrogative form
Simple form
can I instigate? can you instigate? can he instigate? can we instigate? can you instigate? can they instigate?
V-ing form
can I be instigating? can you be instigating? can he be instigating? can we be instigating? can you be instigating? can they be instigating?
Perfect
can I have instigated? can you have instigated? can he have instigated? can we have instigated? can you have instigated? can they have instigated?
V-ing perfect
can I have been instigating? can you have been instigating? can he have been instigating? can we have been instigating? can you have been instigating? can they have been instigating?
Interro-negative form
Simple form
can't I instigate? can't you instigate? can't he instigate? can't we instigate? can't you instigate? can't they instigate?
V-ing form
can't I be instigating? can't you be instigating? can't he be instigating? can't we be instigating? can't you be instigating? can't they be instigating?
Perfect
can't I have instigated? can't you have instigated? can't he have instigated? can't we have instigated? can't you have instigated? can't they have instigated?
V-ing perfect
can't I have been instigating? can't you have been instigating? can't he have been instigating? can't we have been instigating? can't you have been instigating? can't they have been instigating?