English verb conjugation
COULD MASCULINIZE

Regular verb: masculinize - masculinized - masculinized

Affirmation

Simple form	V-ing form
I could masculinize you could masculinize he could masculinize we could masculinize you could masculinize they could masculinize	I could be masculinizing you could be masculinizing he could be masculinizing we could be masculinizing you could be masculinizing they could be masculinizing
Perfect	V-ing perfect
I could have masculinized you could have masculinized he could have masculinized we could have masculinized you could have masculinized they could have masculinized	I could have been masculinizing you could have been masculinizing he could have been masculinizing we could have been masculinizing you could have been masculinizing they could have been masculinizing

Negation

Simple form	V-ing form
I couldn't masculinize you couldn't masculinize he couldn't masculinize we couldn't masculinize you couldn't masculinize they couldn't masculinize	I couldn't be masculinizing you couldn't be masculinizing he couldn't be masculinizing we couldn't be masculinizing you couldn't be masculinizing they couldn't be masculinizing
Perfect	V-ing perfect
I couldn't have masculinized you couldn't have masculinized he couldn't have masculinized we couldn't have masculinized you couldn't have masculinized they couldn't have masculinized	I couldn't have been masculinizing you couldn't have been masculinizing he couldn't have been masculinizing we couldn't have been masculinizing you couldn't have been masculinizing they couldn't have been masculinizing

Interrogative form

Simple form	V-ing form
could I masculinize? could you masculinize? could he masculinize? could we masculinize? could you masculinize? could they masculinize?	could I be masculinizing? could you be masculinizing? could he be masculinizing? could we be masculinizing? could you be masculinizing? could they be masculinizing?
Perfect	V-ing perfect
could I have masculinized? could you have masculinized? could he have masculinized? could we have masculinized? could you have masculinized? could they have masculinized?	could I have been masculinizing? could you have been masculinizing? could he have been masculinizing? could we have been masculinizing? could you have been masculinizing? could they have been masculinizing?

Interro-negative form

Simple form	V-ing form
couldn't I masculinize? couldn't you masculinize? couldn't he masculinize? couldn't we masculinize? couldn't you masculinize? couldn't they masculinize?	couldn't I be masculinizing? couldn't you be masculinizing? couldn't he be masculinizing? couldn't we be masculinizing? couldn't you be masculinizing? couldn't they be masculinizing?
Perfect	V-ing perfect
couldn't I have masculinized? couldn't you have masculinized? couldn't he have masculinized? couldn't we have masculinized? couldn't you have masculinized? couldn't they have masculinized?	couldn't I have been masculinizing? couldn't you have been masculinizing? couldn't he have been masculinizing? couldn't we have been masculinizing? couldn't you have been masculinizing? couldn't they have been masculinizing?