to corroborate
Regular verb: corroborate - corroborated- corroborated

Indicative 	
Present 	Present continuous 	Preterite 	Preterite continuous 	
I corroborate
you corroborate
she corroborates
we corroborate
you corroborate
they corroborate 	I'mcorroborating
you'recorroborating
she'scorroborating
we'recorroborating
you'recorroborating
they'recorroborating	I corroborated
you corroborated
she corroborated
we corroborated
you corroborated
they corroborated	Iwascorroborating
youwerecorroborating
shewascorroborating
wewerecorroborating
youwerecorroborating
theywerecorroborating	
Present perfect 	Present perfect continuous 	Pluperfect 	Pluperfect continuous 	
I've corroborated
you've corroborated
she's corroborated
we've corroborated
you've corroborated
they've corroborated	I'vebeen corroborating
you'vebeen corroborating
she'sbeen corroborating
we'vebeen corroborating
you'vebeen corroborating
they'vebeen corroborating	I'd corroborated
you'd corroborated
she'd corroborated
we'd corroborated
you'd corroborated
they'd corroborated	I'd been corroborating
you'd been corroborating
she'd been corroborating
we'd been corroborating
you'd been corroborating
they'd been corroborating	
Future 	Future continuous 	Future perfect 	Future perfect continuous 	
I'll corroborate
you'll corroborate
she'll corroborate
we'll corroborate
you'll corroborate
they'll corroborate 	I'll be corroborating
you'll be corroborating
she'll be corroborating
we'll be corroborating
you'll be corroborating
they'll be corroborating	I'll have corroborated
you'll have corroborated
she'll have corroborated
we'll have corroborated
you'll have corroborated
they'll have corroborated	I'll have been corroborating
you'll have been corroborating
she'll have been corroborating
we'll have been corroborating
you'll have been corroborating
they'll have been corroborating	

Conditional 	
Present 	Present continuous 	Past 	Past continuous 	
I'd corroborate
you'd corroborate
she'd corroborate
we'd corroborate
you'd corroborate
they'd corroborate 	I'd be corroborating
you'd be corroborating
she'd be corroborating
we'd be corroborating
you'd be corroborating
they'd be corroborating	I'd have corroborated
you'd have corroborated
she'd have corroborated
we'd have corroborated
you'd have corroborated
they'd have corroborated	I'd have been corroborating
you'd have been corroborating
she'd have been corroborating
we'd have been corroborating
you'd have been corroborating
they'd have been corroborating	

Infinitive 	
Imperative 	
Infinitive 	 	Imperative 	 	
to corroborate 	 	corroborate
Let's corroborate
corroborate 	 	

Participle 	
Present 	Past 	 	 	
corroborating	corroborated