to forewarn
Regular verb: forewarn - forewarned- forewarned

Indicative 	
Present 	Present continuous 	Preterite 	Preterite continuous 	
I forewarn
you forewarn
she forewarns
we forewarn
you forewarn
they forewarn 	I'mforewarning
you'reforewarning
she'sforewarning
we'reforewarning
you'reforewarning
they'reforewarning	I forewarned
you forewarned
she forewarned
we forewarned
you forewarned
they forewarned	Iwasforewarning
youwereforewarning
shewasforewarning
wewereforewarning
youwereforewarning
theywereforewarning	
Present perfect 	Present perfect continuous 	Pluperfect 	Pluperfect continuous 	
I've forewarned
you've forewarned
she's forewarned
we've forewarned
you've forewarned
they've forewarned	I'vebeen forewarning
you'vebeen forewarning
she'sbeen forewarning
we'vebeen forewarning
you'vebeen forewarning
they'vebeen forewarning	I'd forewarned
you'd forewarned
she'd forewarned
we'd forewarned
you'd forewarned
they'd forewarned	I'd been forewarning
you'd been forewarning
she'd been forewarning
we'd been forewarning
you'd been forewarning
they'd been forewarning	
Future 	Future continuous 	Future perfect 	Future perfect continuous 	
I'll forewarn
you'll forewarn
she'll forewarn
we'll forewarn
you'll forewarn
they'll forewarn 	I'll be forewarning
you'll be forewarning
she'll be forewarning
we'll be forewarning
you'll be forewarning
they'll be forewarning	I'll have forewarned
you'll have forewarned
she'll have forewarned
we'll have forewarned
you'll have forewarned
they'll have forewarned	I'll have been forewarning
you'll have been forewarning
she'll have been forewarning
we'll have been forewarning
you'll have been forewarning
they'll have been forewarning	

Conditional 	
Present 	Present continuous 	Past 	Past continuous 	
I'd forewarn
you'd forewarn
she'd forewarn
we'd forewarn
you'd forewarn
they'd forewarn 	I'd be forewarning
you'd be forewarning
she'd be forewarning
we'd be forewarning
you'd be forewarning
they'd be forewarning	I'd have forewarned
you'd have forewarned
she'd have forewarned
we'd have forewarned
you'd have forewarned
they'd have forewarned	I'd have been forewarning
you'd have been forewarning
she'd have been forewarning
we'd have been forewarning
you'd have been forewarning
they'd have been forewarning	

Infinitive 	
Imperative 	
Infinitive 	 	Imperative 	 	
to forewarn 	 	forewarn
Let's forewarn
forewarn 	 	

Participle 	
Present 	Past 	 	 	
forewarning	forewarned