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 couldn't calumniate you couldn't calumniate he couldn't calumniate we couldn't calumniate you couldn't calumniate they couldn't calumniate	I couldn't be calumniating you couldn't be calumniating he couldn't be calumniating we couldn't be calumniating you couldn't be calumniating they couldn't be calumniating
Perfect	V-ing perfect
I couldn't have calumniated you couldn't have calumniated he couldn't have calumniated we couldn't have calumniated you couldn't have calumniated they couldn't have calumniated	I couldn't have been calumniating you couldn't have been calumniating he couldn't have been calumniating we couldn't have been calumniating you couldn't have been calumniating they couldn't 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
couldn't I calumniate? couldn't you calumniate? couldn't he calumniate? couldn't we calumniate? couldn't you calumniate? couldn't they calumniate?	couldn't I be calumniating? couldn't you be calumniating? couldn't he be calumniating? couldn't we be calumniating? couldn't you be calumniating? couldn't they be calumniating?
Perfect	V-ing perfect
couldn't I have calumniated? couldn't you have calumniated? couldn't he have calumniated? couldn't we have calumniated? couldn't you have calumniated? couldn't they have calumniated?	couldn't I have been calumniating? couldn't you have been calumniating? couldn't he have been calumniating? couldn't we have been calumniating? couldn't you have been calumniating? couldn't they have been calumniating?