to darken
Regular verb: darken - darkened- darkened

Indicative 	
Present 	Present continuous 	Preterite 	Preterite continuous 	
I darken
you darken
he darkens
we darken
you darken
they darken 	I'mdarkening
you'redarkening
he'sdarkening
we'redarkening
you'redarkening
they'redarkening	I darkened
you darkened
he darkened
we darkened
you darkened
they darkened	Iwasdarkening
youweredarkening
hewasdarkening
weweredarkening
youweredarkening
theyweredarkening	
Present perfect 	Present perfect continuous 	Pluperfect 	Pluperfect continuous 	
I've darkened
you've darkened
he's darkened
we've darkened
you've darkened
they've darkened	I'vebeen darkening
you'vebeen darkening
he'sbeen darkening
we'vebeen darkening
you'vebeen darkening
they'vebeen darkening	I'd darkened
you'd darkened
he'd darkened
we'd darkened
you'd darkened
they'd darkened	I'd been darkening
you'd been darkening
he'd been darkening
we'd been darkening
you'd been darkening
they'd been darkening	
Future 	Future continuous 	Future perfect 	Future perfect continuous 	
I'll darken
you'll darken
he'll darken
we'll darken
you'll darken
they'll darken 	I'll be darkening
you'll be darkening
he'll be darkening
we'll be darkening
you'll be darkening
they'll be darkening	I'll have darkened
you'll have darkened
he'll have darkened
we'll have darkened
you'll have darkened
they'll have darkened	I'll have been darkening
you'll have been darkening
he'll have been darkening
we'll have been darkening
you'll have been darkening
they'll have been darkening	

Conditional 	
Present 	Present continuous 	Past 	Past continuous 	
I'd darken
you'd darken
he'd darken
we'd darken
you'd darken
they'd darken 	I'd be darkening
you'd be darkening
he'd be darkening
we'd be darkening
you'd be darkening
they'd be darkening	I'd have darkened
you'd have darkened
he'd have darkened
we'd have darkened
you'd have darkened
they'd have darkened	I'd have been darkening
you'd have been darkening
he'd have been darkening
we'd have been darkening
you'd have been darkening
they'd have been darkening	

Infinitive 	
Imperative 	
Infinitive 	 	Imperative 	 	
to darken 	 	darken
Let's darken
darken 	 	

Participle 	
Present 	Past 	 	 	
darkening	darkened