Possible Results:

costars

Plural of costar

co-stars

Present he/she conjugation of costar.

costar

ser coprotagonista

Present:	co-starring
Past:	co-starred

Indicative of "costar"

	Present	Past	Future
I	co-star	co-starred	will co-star
you	co-star	co-starred	will co-star
he/she	co-stars	co-starred	will co-star
we	co-star	co-starred	will co-star
you	co-star	co-starred	will co-star
they	co-star	co-starred	will co-star

Perfect of "costar"

	Present	Past	Future
I	have co-starred	had co-starred	will have co-starred
you	have co-starred	had co-starred	will have co-starred
he/she	has co-starred	had co-starred	will have co-starred
we	have co-starred	had co-starred	will have co-starred
you	have co-starred	had co-starred	will have co-starred
they	have co-starred	had co-starred	will have co-starred

Imperative of "costar"

	Affirmative	Negative
I	-	-
you	co-star	don't co-star
he/she	-	-
we	let's co-star	let's not co-star
you	co-star	don't co-star
they	-	-

Progressive of "costar"

	Present	Past	Future
I	am co-starring	was co-starring	will be co-starring
you	are co-starring	were co-starring	will be co-starring
he/she	is co-starring	was co-starring	will be co-starring
we	are co-starring	were co-starring	will be co-starring
you	are co-starring	were co-starring	will be co-starring
they	are co-starring	were co-starring	will be co-starring

Perfect Progressive of "costar"

	Present	Past	Future
I	have been co-starring	had been co-starring	will have been co-starring
you	have been co-starring	had been co-starring	will have been co-starring
he/she	has been co-starring	had been co-starring	will have been co-starring
we	have been co-starring	had been co-starring	will have been co-starring
you	have been co-starring	had been co-starring	will have been co-starring
they	have been co-starring	had been co-starring	will have been co-starring

This data is provided by Onoma

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