English verb conjugation
COULD CALUMNIATE

Regular verb: calumniate - calumniated - calumniated

Affirmation

Simple form	V-ing form
I could calumniate you could calumniate he could calumniate we could calumniate you could calumniate they could calumniate	I could be calumniating you could be calumniating he could be calumniating we could be calumniating you could be calumniating they could be calumniating
Perfect	V-ing perfect
I could have calumniated you could have calumniated he could have calumniated we could have calumniated you could have calumniated they could have calumniated	I could have been calumniating you could have been calumniating he could have been calumniating we could have been calumniating you could have been calumniating they could have been calumniating

Negation

Simple form	V-ing form
I could not calumniate you could not calumniate he could not calumniate we could not calumniate you could not calumniate they could not calumniate	I could not be calumniating you could not be calumniating he could not be calumniating we could not be calumniating you could not be calumniating they could not be calumniating
Perfect	V-ing perfect
I could not have calumniated you could not have calumniated he could not have calumniated we could not have calumniated you could not have calumniated they could not have calumniated	I could not have been calumniating you could not have been calumniating he could not have been calumniating we could not have been calumniating you could not have been calumniating they could not have been calumniating

Interrogative form

Simple form	V-ing form
could I calumniate? could you calumniate? could he calumniate? could we calumniate? could you calumniate? could they calumniate?	could I be calumniating? could you be calumniating? could he be calumniating? could we be calumniating? could you be calumniating? could they be calumniating?
Perfect	V-ing perfect
could I have calumniated? could you have calumniated? could he have calumniated? could we have calumniated? could you have calumniated? could they have calumniated?	could I have been calumniating? could you have been calumniating? could he have been calumniating? could we have been calumniating? could you have been calumniating? could they have been calumniating?

Interro-negative form

Simple form	V-ing form
could I not calumniate? could you not calumniate? could he not calumniate? could we not calumniate? could you not calumniate? could they not calumniate?	could I not be calumniating? could you not be calumniating? could he not be calumniating? could we not be calumniating? could you not be calumniating? could they not be calumniating?
Perfect	V-ing perfect
could I not have calumniated? could you not have calumniated? could he not have calumniated? could we not have calumniated? could you not have calumniated? could they not have calumniated?	could I not have been calumniating? could you not have been calumniating? could he not have been calumniating? could we not have been calumniating? could you not have been calumniating? could they not have been calumniating?