to darken
Regular verb: darken - darkened- darkened

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

Conditional 	
Present 	Present continuous 	Past 	Past continuous 	
I wouldn't darken
you wouldn't darken
he wouldn't darken
we wouldn't darken
you wouldn't darken
they wouldn't darken 	I wouldn't be darkening
you wouldn't be darkening
he wouldn't be darkening
we wouldn't be darkening
you wouldn't be darkening
they wouldn't be darkening	I wouldn't have darkened
you wouldn't have darkened
he wouldn't have darkened
we wouldn't have darkened
you wouldn't have darkened
they wouldn't have darkened	I wouldn't have been darkening
you wouldn't have been darkening
he wouldn't have been darkening
we wouldn't have been darkening
you wouldn't have been darkening
they wouldn't have been darkening	

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

Participle 	
Present 	Past 	 	 	
darkening	darkened