to blacken
Regular verb: blacken - blackened- blackened

Indicative 	
Present 	Present continuous 	Preterite 	Preterite continuous 	
I don't blacken
you don't blacken
he doesn't blacken
we don't blacken
you don't blacken
they don't blacken 	I'mnot blackening
youaren't blackening
heisn't blackening
wearen't blackening
youaren't blackening
theyaren't blackening	I didn't blacken
you didn't blacken
he didn't blacken
we didn't blacken
you didn't blacken
they didn't blacken 	Iwasn't blackening
youweren't blackening
hewasn't blackening
weweren't blackening
youweren't blackening
theyweren't blackening	
Present perfect 	Present perfect continuous 	Pluperfect 	Pluperfect continuous 	
I haven't blackened
you haven't blackened
he hasn't blackened
we haven't blackened
you haven't blackened
they haven't blackened	I haven't  been blackening
you haven't  been blackening
he hasn't  been blackening
we haven't  been blackening
you haven't  been blackening
they haven't  been blackening	I hadn't blackened
you hadn't blackened
he hadn't blackened
we hadn't blackened
you hadn't blackened
they hadn't blackened	I hadn't been blackening
you hadn't been blackening
he hadn't been blackening
we hadn't been blackening
you hadn't been blackening
they hadn't been blackening	
Future 	Future continuous 	Future perfect 	Future perfect continuous 	
I won't blacken
you won't blacken
he won't blacken
we won't blacken
you won't blacken
they won't blacken 	I won't be blackening
you won't be blackening
he won't be blackening
we won't be blackening
you won't be blackening
they won't be blackening	I won't have blackened
you won't have blackened
he won't have blackened
we won't have blackened
you won't have blackened
they won't have blackened	I won't have been blackening
you won't have been blackening
he won't have been blackening
we won't have been blackening
you won't have been blackening
they won't have been blackening	

Conditional 	
Present 	Present continuous 	Past 	Past continuous 	
I wouldn't blacken
you wouldn't blacken
he wouldn't blacken
we wouldn't blacken
you wouldn't blacken
they wouldn't blacken 	I wouldn't be blackening
you wouldn't be blackening
he wouldn't be blackening
we wouldn't be blackening
you wouldn't be blackening
they wouldn't be blackening	I wouldn't have blackened
you wouldn't have blackened
he wouldn't have blackened
we wouldn't have blackened
you wouldn't have blackened
they wouldn't have blackened	I wouldn't have been blackening
you wouldn't have been blackening
he wouldn't have been blackening
we wouldn't have been blackening
you wouldn't have been blackening
they wouldn't have been blackening	

Infinitive 	
Imperative 	
Infinitive 	 	Imperative 	 	
to blacken 	 	do not blacken
Let's not blacken
do not blacken 	 	

Participle 	
Present 	Past 	 	 	
blackening	blackened