to whiten
Regular verb: whiten - whitened- whitened

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

Conditional 	
Present 	Present continuous 	Past 	Past continuous 	
I wouldn't whiten
you wouldn't whiten
he wouldn't whiten
we wouldn't whiten
you wouldn't whiten
they wouldn't whiten 	I wouldn't be whitening
you wouldn't be whitening
he wouldn't be whitening
we wouldn't be whitening
you wouldn't be whitening
they wouldn't be whitening	I wouldn't have whitened
you wouldn't have whitened
he wouldn't have whitened
we wouldn't have whitened
you wouldn't have whitened
they wouldn't have whitened	I wouldn't have been whitening
you wouldn't have been whitening
he wouldn't have been whitening
we wouldn't have been whitening
you wouldn't have been whitening
they wouldn't have been whitening	

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

Participle 	
Present 	Past 	 	 	
whitening	whitened