to undersign
Regular verb: undersign - undersigned- undersigned

Indicative 	
Present 	Present continuous 	Preterite 	Preterite continuous 	
I undersign
you undersign
she undersigns
we undersign
you undersign
they undersign 	I'mundersigning
you'reundersigning
she'sundersigning
we'reundersigning
you'reundersigning
they'reundersigning	I undersigned
you undersigned
she undersigned
we undersigned
you undersigned
they undersigned	Iwasundersigning
youwereundersigning
shewasundersigning
wewereundersigning
youwereundersigning
theywereundersigning	
Present perfect 	Present perfect continuous 	Pluperfect 	Pluperfect continuous 	
I've undersigned
you've undersigned
she's undersigned
we've undersigned
you've undersigned
they've undersigned	I'vebeen undersigning
you'vebeen undersigning
she'sbeen undersigning
we'vebeen undersigning
you'vebeen undersigning
they'vebeen undersigning	I'd undersigned
you'd undersigned
she'd undersigned
we'd undersigned
you'd undersigned
they'd undersigned	I'd been undersigning
you'd been undersigning
she'd been undersigning
we'd been undersigning
you'd been undersigning
they'd been undersigning	
Future 	Future continuous 	Future perfect 	Future perfect continuous 	
I'll undersign
you'll undersign
she'll undersign
we'll undersign
you'll undersign
they'll undersign 	I'll be undersigning
you'll be undersigning
she'll be undersigning
we'll be undersigning
you'll be undersigning
they'll be undersigning	I'll have undersigned
you'll have undersigned
she'll have undersigned
we'll have undersigned
you'll have undersigned
they'll have undersigned	I'll have been undersigning
you'll have been undersigning
she'll have been undersigning
we'll have been undersigning
you'll have been undersigning
they'll have been undersigning	

Conditional 	
Present 	Present continuous 	Past 	Past continuous 	
I'd undersign
you'd undersign
she'd undersign
we'd undersign
you'd undersign
they'd undersign 	I'd be undersigning
you'd be undersigning
she'd be undersigning
we'd be undersigning
you'd be undersigning
they'd be undersigning	I'd have undersigned
you'd have undersigned
she'd have undersigned
we'd have undersigned
you'd have undersigned
they'd have undersigned	I'd have been undersigning
you'd have been undersigning
she'd have been undersigning
we'd have been undersigning
you'd have been undersigning
they'd have been undersigning	

Infinitive 	
Imperative 	
Infinitive 	 	Imperative 	 	
to undersign 	 	undersign
Let's undersign
undersign 	 	

Participle 	
Present 	Past 	 	 	
undersigning	undersigned