to unbutton
Regular verb: unbutton - unbuttoned- unbuttoned

Indicative 	
Present 	Present continuous 	Preterite 	Preterite continuous 	
I unbutton
you unbutton
she unbuttons
we unbutton
you unbutton
they unbutton 	I'munbuttoning
you'reunbuttoning
she'sunbuttoning
we'reunbuttoning
you'reunbuttoning
they'reunbuttoning	I unbuttoned
you unbuttoned
she unbuttoned
we unbuttoned
you unbuttoned
they unbuttoned	Iwasunbuttoning
youwereunbuttoning
shewasunbuttoning
wewereunbuttoning
youwereunbuttoning
theywereunbuttoning	
Present perfect 	Present perfect continuous 	Pluperfect 	Pluperfect continuous 	
I've unbuttoned
you've unbuttoned
she's unbuttoned
we've unbuttoned
you've unbuttoned
they've unbuttoned	I'vebeen unbuttoning
you'vebeen unbuttoning
she'sbeen unbuttoning
we'vebeen unbuttoning
you'vebeen unbuttoning
they'vebeen unbuttoning	I'd unbuttoned
you'd unbuttoned
she'd unbuttoned
we'd unbuttoned
you'd unbuttoned
they'd unbuttoned	I'd been unbuttoning
you'd been unbuttoning
she'd been unbuttoning
we'd been unbuttoning
you'd been unbuttoning
they'd been unbuttoning	
Future 	Future continuous 	Future perfect 	Future perfect continuous 	
I'll unbutton
you'll unbutton
she'll unbutton
we'll unbutton
you'll unbutton
they'll unbutton 	I'll be unbuttoning
you'll be unbuttoning
she'll be unbuttoning
we'll be unbuttoning
you'll be unbuttoning
they'll be unbuttoning	I'll have unbuttoned
you'll have unbuttoned
she'll have unbuttoned
we'll have unbuttoned
you'll have unbuttoned
they'll have unbuttoned	I'll have been unbuttoning
you'll have been unbuttoning
she'll have been unbuttoning
we'll have been unbuttoning
you'll have been unbuttoning
they'll have been unbuttoning	

Conditional 	
Present 	Present continuous 	Past 	Past continuous 	
I'd unbutton
you'd unbutton
she'd unbutton
we'd unbutton
you'd unbutton
they'd unbutton 	I'd be unbuttoning
you'd be unbuttoning
she'd be unbuttoning
we'd be unbuttoning
you'd be unbuttoning
they'd be unbuttoning	I'd have unbuttoned
you'd have unbuttoned
she'd have unbuttoned
we'd have unbuttoned
you'd have unbuttoned
they'd have unbuttoned	I'd have been unbuttoning
you'd have been unbuttoning
she'd have been unbuttoning
we'd have been unbuttoning
you'd have been unbuttoning
they'd have been unbuttoning	

Infinitive 	
Imperative 	
Infinitive 	 	Imperative 	 	
to unbutton 	 	unbutton
Let's unbutton
unbutton 	 	

Participle 	
Present 	Past 	 	 	
unbuttoning	unbuttoned