to tough
Regular verb: tough - toughed- toughed

Indicative 	
Present 	Present continuous 	Preterite 	Preterite continuous 	
I tough
you tough
he toughs
we tough
you tough
they tough 	I'mtoughing
you'retoughing
he'stoughing
we'retoughing
you'retoughing
they'retoughing	I toughed
you toughed
he toughed
we toughed
you toughed
they toughed	Iwastoughing
youweretoughing
hewastoughing
weweretoughing
youweretoughing
theyweretoughing	
Present perfect 	Present perfect continuous 	Pluperfect 	Pluperfect continuous 	
I've toughed
you've toughed
he's toughed
we've toughed
you've toughed
they've toughed	I'vebeen toughing
you'vebeen toughing
he'sbeen toughing
we'vebeen toughing
you'vebeen toughing
they'vebeen toughing	I'd toughed
you'd toughed
he'd toughed
we'd toughed
you'd toughed
they'd toughed	I'd been toughing
you'd been toughing
he'd been toughing
we'd been toughing
you'd been toughing
they'd been toughing	
Future 	Future continuous 	Future perfect 	Future perfect continuous 	
I'll tough
you'll tough
he'll tough
we'll tough
you'll tough
they'll tough 	I'll be toughing
you'll be toughing
he'll be toughing
we'll be toughing
you'll be toughing
they'll be toughing	I'll have toughed
you'll have toughed
he'll have toughed
we'll have toughed
you'll have toughed
they'll have toughed	I'll have been toughing
you'll have been toughing
he'll have been toughing
we'll have been toughing
you'll have been toughing
they'll have been toughing	

Conditional 	
Present 	Present continuous 	Past 	Past continuous 	
I'd tough
you'd tough
he'd tough
we'd tough
you'd tough
they'd tough 	I'd be toughing
you'd be toughing
he'd be toughing
we'd be toughing
you'd be toughing
they'd be toughing	I'd have toughed
you'd have toughed
he'd have toughed
we'd have toughed
you'd have toughed
they'd have toughed	I'd have been toughing
you'd have been toughing
he'd have been toughing
we'd have been toughing
you'd have been toughing
they'd have been toughing	

Infinitive 	
Imperative 	
Infinitive 	 	Imperative 	 	
to tough 	 	tough
Let's tough
tough 	 	

Participle 	
Present 	Past 	 	 	
toughing	toughed