to dun
Regular verb: dun - dunned- dunned

Indicative 	
Present 	Present continuous 	Preterite 	Preterite continuous 	
I dun
you dun
he duns
we dun
you dun
they dun 	I'mdunning
you'redunning
he'sdunning
we'redunning
you'redunning
they'redunning	I dunned
you dunned
he dunned
we dunned
you dunned
they dunned	Iwasdunning
youweredunning
hewasdunning
weweredunning
youweredunning
theyweredunning	
Present perfect 	Present perfect continuous 	Pluperfect 	Pluperfect continuous 	
I've dunned
you've dunned
he's dunned
we've dunned
you've dunned
they've dunned	I'vebeen dunning
you'vebeen dunning
he'sbeen dunning
we'vebeen dunning
you'vebeen dunning
they'vebeen dunning	I'd dunned
you'd dunned
he'd dunned
we'd dunned
you'd dunned
they'd dunned	I'd been dunning
you'd been dunning
he'd been dunning
we'd been dunning
you'd been dunning
they'd been dunning	
Future 	Future continuous 	Future perfect 	Future perfect continuous 	
I'll dun
you'll dun
he'll dun
we'll dun
you'll dun
they'll dun 	I'll be dunning
you'll be dunning
he'll be dunning
we'll be dunning
you'll be dunning
they'll be dunning	I'll have dunned
you'll have dunned
he'll have dunned
we'll have dunned
you'll have dunned
they'll have dunned	I'll have been dunning
you'll have been dunning
he'll have been dunning
we'll have been dunning
you'll have been dunning
they'll have been dunning	

Conditional 	
Present 	Present continuous 	Past 	Past continuous 	
I'd dun
you'd dun
he'd dun
we'd dun
you'd dun
they'd dun 	I'd be dunning
you'd be dunning
he'd be dunning
we'd be dunning
you'd be dunning
they'd be dunning	I'd have dunned
you'd have dunned
he'd have dunned
we'd have dunned
you'd have dunned
they'd have dunned	I'd have been dunning
you'd have been dunning
he'd have been dunning
we'd have been dunning
you'd have been dunning
they'd have been dunning	

Infinitive 	
Imperative 	
Infinitive 	 	Imperative 	 	
to dun 	 	dun
Let's dun
dun 	 	

Participle 	
Present 	Past 	 	 	
dunning	dunned