has been stiffing

Present perfect progressivehe/sheconjugation ofstiff.

stiff

Present:	stiffing
Past:	stiffed

Indicative of "stiff"

	Present	Past	Future
I	stiff	stiffed	will stiff
you	stiff	stiffed	will stiff
he/she	stiffs	stiffed	will stiff
we	stiff	stiffed	will stiff
you	stiff	stiffed	will stiff
they	stiff	stiffed	will stiff

Perfect of "stiff"

	Present	Past	Future
I	have stiffed	had stiffed	will have stiffed
you	have stiffed	had stiffed	will have stiffed
he/she	has stiffed	had stiffed	will have stiffed
we	have stiffed	had stiffed	will have stiffed
you	have stiffed	had stiffed	will have stiffed
they	have stiffed	had stiffed	will have stiffed

Imperative of "stiff"

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

Progressive of "stiff"

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

Perfect Progressive of "stiff"

	Present	Past	Future
I	have been stiffing	had been stiffing	will have been stiffing
you	have been stiffing	had been stiffing	will have been stiffing
he/she	has been stiffing	had been stiffing	will have been stiffing
we	have been stiffing	had been stiffing	will have been stiffing
you	have been stiffing	had been stiffing	will have been stiffing
they	have been stiffing	had been stiffing	will have been stiffing

This data is provided by Onoma

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