English verb conjugation
CAN PETTIFOG

Regular verb: pettifog - pettifoged - pettifoged

Affirmation

Simple form	V-ing form
I can pettifog you can pettifog he can pettifog we can pettifog you can pettifog they can pettifog	I can be pettifoging you can be pettifoging he can be pettifoging we can be pettifoging you can be pettifoging they can be pettifoging
Perfect	V-ing perfect
I can have pettifoged you can have pettifoged he can have pettifoged we can have pettifoged you can have pettifoged they can have pettifoged	I can have been pettifoging you can have been pettifoging he can have been pettifoging we can have been pettifoging you can have been pettifoging they can have been pettifoging

Negation

Simple form	V-ing form
I can't pettifog you can't pettifog he can't pettifog we can't pettifog you can't pettifog they can't pettifog	I can't be pettifoging you can't be pettifoging he can't be pettifoging we can't be pettifoging you can't be pettifoging they can't be pettifoging
Perfect	V-ing perfect
I can't have pettifoged you can't have pettifoged he can't have pettifoged we can't have pettifoged you can't have pettifoged they can't have pettifoged	I can't have been pettifoging you can't have been pettifoging he can't have been pettifoging we can't have been pettifoging you can't have been pettifoging they can't have been pettifoging

Interrogative form

Simple form	V-ing form
can I pettifog? can you pettifog? can he pettifog? can we pettifog? can you pettifog? can they pettifog?	can I be pettifoging? can you be pettifoging? can he be pettifoging? can we be pettifoging? can you be pettifoging? can they be pettifoging?
Perfect	V-ing perfect
can I have pettifoged? can you have pettifoged? can he have pettifoged? can we have pettifoged? can you have pettifoged? can they have pettifoged?	can I have been pettifoging? can you have been pettifoging? can he have been pettifoging? can we have been pettifoging? can you have been pettifoging? can they have been pettifoging?

Interro-negative form

Simple form	V-ing form
can't I pettifog? can't you pettifog? can't he pettifog? can't we pettifog? can't you pettifog? can't they pettifog?	can't I be pettifoging? can't you be pettifoging? can't he be pettifoging? can't we be pettifoging? can't you be pettifoging? can't they be pettifoging?
Perfect	V-ing perfect
can't I have pettifoged? can't you have pettifoged? can't he have pettifoged? can't we have pettifoged? can't you have pettifoged? can't they have pettifoged?	can't I have been pettifoging? can't you have been pettifoging? can't he have been pettifoging? can't we have been pettifoging? can't you have been pettifoging? can't they have been pettifoging?