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 	Iamunbuttoning
youareunbuttoning
sheisunbuttoning
weareunbuttoning
youareunbuttoning
theyareunbuttoning	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 have unbuttoned
you have unbuttoned
she has unbuttoned
we have unbuttoned
you have unbuttoned
they have unbuttoned	I have been unbuttoning
you have been unbuttoning
shehasbeen unbuttoning
we have been unbuttoning
you have been unbuttoning
they have been unbuttoning	I had unbuttoned
you had unbuttoned
she had unbuttoned
we had unbuttoned
you had unbuttoned
they had unbuttoned	I had been unbuttoning
you had been unbuttoning
she had been unbuttoning
we had been unbuttoning
you had been unbuttoning
they had been unbuttoning	
Future 	Future continuous 	Future perfect 	Future perfect continuous 	
I will unbutton
you will unbutton
she will unbutton
we will unbutton
you will unbutton
they will unbutton 	I will be unbuttoning
you will be unbuttoning
she will be unbuttoning
we will be unbuttoning
you will be unbuttoning
they will be unbuttoning	I will have unbuttoned
you will have unbuttoned
she will have unbuttoned
we will have unbuttoned
you will have unbuttoned
they will have unbuttoned	I will have been unbuttoning
you will have been unbuttoning
she will have been unbuttoning
we will have been unbuttoning
you will have been unbuttoning
they will have been unbuttoning	

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

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

Participle 	
Present 	Past 	 	 	
unbuttoning	unbuttoned