to flatten
Regular verb: flatten - flattened- flattened

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

Conditional 	
Present 	Present continuous 	Past 	Past continuous 	
I wouldn't flatten
you wouldn't flatten
he wouldn't flatten
we wouldn't flatten
you wouldn't flatten
they wouldn't flatten 	I wouldn't be flattening
you wouldn't be flattening
he wouldn't be flattening
we wouldn't be flattening
you wouldn't be flattening
they wouldn't be flattening	I wouldn't have flattened
you wouldn't have flattened
he wouldn't have flattened
we wouldn't have flattened
you wouldn't have flattened
they wouldn't have flattened	I wouldn't have been flattening
you wouldn't have been flattening
he wouldn't have been flattening
we wouldn't have been flattening
you wouldn't have been flattening
they wouldn't have been flattening	

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

Participle 	
Present 	Past 	 	 	
flattening	flattened