English verb conjugation
COULD PERISH PERISH

Regular verb: perish perish - perish perished - perish perished

Warning, this verb may not exist. Conjugation is given as example.

Affirmation

Simple form	V-ing form
I could perish perish you could perish perish he could perish perish we could perish perish you could perish perish they could perish perish	I could be perish perishing you could be perish perishing he could be perish perishing we could be perish perishing you could be perish perishing they could be perish perishing
Perfect	V-ing perfect
I could have perish perished you could have perish perished he could have perish perished we could have perish perished you could have perish perished they could have perish perished	I could have been perish perishing you could have been perish perishing he could have been perish perishing we could have been perish perishing you could have been perish perishing they could have been perish perishing

Negation

Simple form	V-ing form
I couldn't perish perish you couldn't perish perish he couldn't perish perish we couldn't perish perish you couldn't perish perish they couldn't perish perish	I couldn't be perish perishing you couldn't be perish perishing he couldn't be perish perishing we couldn't be perish perishing you couldn't be perish perishing they couldn't be perish perishing
Perfect	V-ing perfect
I couldn't have perish perished you couldn't have perish perished he couldn't have perish perished we couldn't have perish perished you couldn't have perish perished they couldn't have perish perished	I couldn't have been perish perishing you couldn't have been perish perishing he couldn't have been perish perishing we couldn't have been perish perishing you couldn't have been perish perishing they couldn't have been perish perishing

Interrogative form

Simple form	V-ing form
could I perish perish? could you perish perish? could he perish perish? could we perish perish? could you perish perish? could they perish perish?	could I be perish perishing? could you be perish perishing? could he be perish perishing? could we be perish perishing? could you be perish perishing? could they be perish perishing?
Perfect	V-ing perfect
could I have perish perished? could you have perish perished? could he have perish perished? could we have perish perished? could you have perish perished? could they have perish perished?	could I have been perish perishing? could you have been perish perishing? could he have been perish perishing? could we have been perish perishing? could you have been perish perishing? could they have been perish perishing?

Interro-negative form

Simple form	V-ing form
couldn't I perish perish? couldn't you perish perish? couldn't he perish perish? couldn't we perish perish? couldn't you perish perish? couldn't they perish perish?	couldn't I be perish perishing? couldn't you be perish perishing? couldn't he be perish perishing? couldn't we be perish perishing? couldn't you be perish perishing? couldn't they be perish perishing?
Perfect	V-ing perfect
couldn't I have perish perished? couldn't you have perish perished? couldn't he have perish perished? couldn't we have perish perished? couldn't you have perish perished? couldn't they have perish perished?	couldn't I have been perish perishing? couldn't you have been perish perishing? couldn't he have been perish perishing? couldn't we have been perish perishing? couldn't you have been perish perishing? couldn't they have been perish perishing?