English verb conjugation
COULD SANITIZE SANITIZE SANITIZE SANITIZE

Regular verb: sanitize sanitize sanitize sanitize - sanitize sanitize sanitize sanitized - sanitize sanitize sanitize sanitized

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

Affirmation

Simple form	V-ing form
I could sanitize sanitize sanitize sanitize you could sanitize sanitize sanitize sanitize he could sanitize sanitize sanitize sanitize we could sanitize sanitize sanitize sanitize you could sanitize sanitize sanitize sanitize they could sanitize sanitize sanitize sanitize	I could be sanitize sanitize sanitize sanitizing you could be sanitize sanitize sanitize sanitizing he could be sanitize sanitize sanitize sanitizing we could be sanitize sanitize sanitize sanitizing you could be sanitize sanitize sanitize sanitizing they could be sanitize sanitize sanitize sanitizing
Perfect	V-ing perfect
I could have sanitize sanitize sanitize sanitized you could have sanitize sanitize sanitize sanitized he could have sanitize sanitize sanitize sanitized we could have sanitize sanitize sanitize sanitized you could have sanitize sanitize sanitize sanitized they could have sanitize sanitize sanitize sanitized	I could have been sanitize sanitize sanitize sanitizing you could have been sanitize sanitize sanitize sanitizing he could have been sanitize sanitize sanitize sanitizing we could have been sanitize sanitize sanitize sanitizing you could have been sanitize sanitize sanitize sanitizing they could have been sanitize sanitize sanitize sanitizing

Negation

Simple form	V-ing form
I could not sanitize sanitize sanitize sanitize you could not sanitize sanitize sanitize sanitize he could not sanitize sanitize sanitize sanitize we could not sanitize sanitize sanitize sanitize you could not sanitize sanitize sanitize sanitize they could not sanitize sanitize sanitize sanitize	I could not be sanitize sanitize sanitize sanitizing you could not be sanitize sanitize sanitize sanitizing he could not be sanitize sanitize sanitize sanitizing we could not be sanitize sanitize sanitize sanitizing you could not be sanitize sanitize sanitize sanitizing they could not be sanitize sanitize sanitize sanitizing
Perfect	V-ing perfect
I could not have sanitize sanitize sanitize sanitized you could not have sanitize sanitize sanitize sanitized he could not have sanitize sanitize sanitize sanitized we could not have sanitize sanitize sanitize sanitized you could not have sanitize sanitize sanitize sanitized they could not have sanitize sanitize sanitize sanitized	I could not have been sanitize sanitize sanitize sanitizing you could not have been sanitize sanitize sanitize sanitizing he could not have been sanitize sanitize sanitize sanitizing we could not have been sanitize sanitize sanitize sanitizing you could not have been sanitize sanitize sanitize sanitizing they could not have been sanitize sanitize sanitize sanitizing

Interrogative form

Simple form	V-ing form
could I sanitize sanitize sanitize sanitize? could you sanitize sanitize sanitize sanitize? could he sanitize sanitize sanitize sanitize? could we sanitize sanitize sanitize sanitize? could you sanitize sanitize sanitize sanitize? could they sanitize sanitize sanitize sanitize?	could I be sanitize sanitize sanitize sanitizing? could you be sanitize sanitize sanitize sanitizing? could he be sanitize sanitize sanitize sanitizing? could we be sanitize sanitize sanitize sanitizing? could you be sanitize sanitize sanitize sanitizing? could they be sanitize sanitize sanitize sanitizing?
Perfect	V-ing perfect
could I have sanitize sanitize sanitize sanitized? could you have sanitize sanitize sanitize sanitized? could he have sanitize sanitize sanitize sanitized? could we have sanitize sanitize sanitize sanitized? could you have sanitize sanitize sanitize sanitized? could they have sanitize sanitize sanitize sanitized?	could I have been sanitize sanitize sanitize sanitizing? could you have been sanitize sanitize sanitize sanitizing? could he have been sanitize sanitize sanitize sanitizing? could we have been sanitize sanitize sanitize sanitizing? could you have been sanitize sanitize sanitize sanitizing? could they have been sanitize sanitize sanitize sanitizing?

Interro-negative form

Simple form	V-ing form
could I not sanitize sanitize sanitize sanitize? could you not sanitize sanitize sanitize sanitize? could he not sanitize sanitize sanitize sanitize? could we not sanitize sanitize sanitize sanitize? could you not sanitize sanitize sanitize sanitize? could they not sanitize sanitize sanitize sanitize?	could I not be sanitize sanitize sanitize sanitizing? could you not be sanitize sanitize sanitize sanitizing? could he not be sanitize sanitize sanitize sanitizing? could we not be sanitize sanitize sanitize sanitizing? could you not be sanitize sanitize sanitize sanitizing? could they not be sanitize sanitize sanitize sanitizing?
Perfect	V-ing perfect
could I not have sanitize sanitize sanitize sanitized? could you not have sanitize sanitize sanitize sanitized? could he not have sanitize sanitize sanitize sanitized? could we not have sanitize sanitize sanitize sanitized? could you not have sanitize sanitize sanitize sanitized? could they not have sanitize sanitize sanitize sanitized?	could I not have been sanitize sanitize sanitize sanitizing? could you not have been sanitize sanitize sanitize sanitizing? could he not have been sanitize sanitize sanitize sanitizing? could we not have been sanitize sanitize sanitize sanitizing? could you not have been sanitize sanitize sanitize sanitizing? could they not have been sanitize sanitize sanitize sanitizing?