to tiff
Regular verb: tiff - tiffed- tiffed

Indicative 	
Present 	Present continuous 	Preterite 	Preterite continuous 	
I tiff
you tiff
he tiffs
we tiff
you tiff
they tiff 	I'mtiffing
you'retiffing
he'stiffing
we'retiffing
you'retiffing
they'retiffing	I tiffed
you tiffed
he tiffed
we tiffed
you tiffed
they tiffed	Iwastiffing
youweretiffing
hewastiffing
weweretiffing
youweretiffing
theyweretiffing	
Present perfect 	Present perfect continuous 	Pluperfect 	Pluperfect continuous 	
I've tiffed
you've tiffed
he's tiffed
we've tiffed
you've tiffed
they've tiffed	I'vebeen tiffing
you'vebeen tiffing
he'sbeen tiffing
we'vebeen tiffing
you'vebeen tiffing
they'vebeen tiffing	I'd tiffed
you'd tiffed
he'd tiffed
we'd tiffed
you'd tiffed
they'd tiffed	I'd been tiffing
you'd been tiffing
he'd been tiffing
we'd been tiffing
you'd been tiffing
they'd been tiffing	
Future 	Future continuous 	Future perfect 	Future perfect continuous 	
I'll tiff
you'll tiff
he'll tiff
we'll tiff
you'll tiff
they'll tiff 	I'll be tiffing
you'll be tiffing
he'll be tiffing
we'll be tiffing
you'll be tiffing
they'll be tiffing	I'll have tiffed
you'll have tiffed
he'll have tiffed
we'll have tiffed
you'll have tiffed
they'll have tiffed	I'll have been tiffing
you'll have been tiffing
he'll have been tiffing
we'll have been tiffing
you'll have been tiffing
they'll have been tiffing	

Conditional 	
Present 	Present continuous 	Past 	Past continuous 	
I'd tiff
you'd tiff
he'd tiff
we'd tiff
you'd tiff
they'd tiff 	I'd be tiffing
you'd be tiffing
he'd be tiffing
we'd be tiffing
you'd be tiffing
they'd be tiffing	I'd have tiffed
you'd have tiffed
he'd have tiffed
we'd have tiffed
you'd have tiffed
they'd have tiffed	I'd have been tiffing
you'd have been tiffing
he'd have been tiffing
we'd have been tiffing
you'd have been tiffing
they'd have been tiffing	

Infinitive 	
Imperative 	
Infinitive 	 	Imperative 	 	
to tiff 	 	tiff
Let's tiff
tiff 	 	

Participle 	
Present 	Past 	 	 	
tiffing	tiffed