to underpin
Verbe régulier : underpin - underpinned- underpinned
Traduction française : soutenir - étayer 

Indicatif 	
Présent 	Présent continu 	Prétérit 	Prétérit continu 	
 do I underpin?
do you underpin?
doesshe underpin?
do we underpin?
do you underpin?
do they underpin? 	amI underpinning?
areyou underpinning?
isshe underpinning?
arewe underpinning?
areyou underpinning?
arethey underpinning? 	did I underpin?
did you underpin?
did she underpin?
did we underpin?
did you underpin?
did they underpin? 	wasI underpinning?
wereyou underpinning?
wasshe underpinning?
werewe underpinning?
wereyou underpinning?
werethey underpinning? 	
Present perfect 	Present perfect continu 	Pluperfect 	Pluperfect continu 	
 have I underpinned?
have you underpinned?
hasshe underpinned?
have we underpinned?
have you underpinned?
have they underpinned? 	 have I been underpinning?
have you been underpinning?
hasshe been underpinning?
have we been underpinning?
have you been underpinning?
have they been underpinning? 	had I underpinned?
had you underpinned?
had she underpinned?
had we underpinned?
had you underpinned?
had they underpinned? 	had I been underpinning?
had you been underpinning?
had she been underpinning?
had we been underpinning?
had you been underpinning?
had they been underpinning? 	
Futur 	Futur continu 	Futur antérieur 	Futur antérieur continu 	
 will I underpin?
 will you underpin?
 will she underpin?
 will we underpin?
 will you underpin?
 will they underpin? 	 will I be underpinning?
 will you be underpinning?
 will she be underpinning?
 will we be underpinning?
 will you be underpinning?
 will they be underpinning? 	 will I have underpinned?
 will you have underpinned?
 will she have underpinned?
 will we have underpinned?
 will you have underpinned?
 will they have underpinned? 	 will I have been underpinning?
 will you have been underpinning?
 will she have been underpinning?
 will we have been underpinning?
 will you have been underpinning?
 will they have been underpinning? 	

Conditionnel 	
Présent 	Présent continu 	Passé 	Passé continu 	
 would I underpin?
 would you underpin?
 would she underpin?
 would we underpin?
 would you underpin?
 would they underpin? 	 would I be underpinning?
 would you be underpinning?
 would she be underpinning?
 would we be underpinning?
 would you be underpinning?
 would they be underpinning? 	 would I have underpinned?
 would you have underpinned?
 would she have underpinned?
 would we have underpinned?
 would you have underpinned?
 would they have underpinned? 	 would I have been underpinning?
 would you have been underpinning?
 would she have been underpinning?
 would we have been underpinning?
 would you have been underpinning?
 would they have been underpinning? 	

Infinitif 	
Impératif 	
Infinitif 	 	Impératif 	 	
to underpin 	 	-
-
- 	 	

Participe 	
Présent 	Passé 	 	 	
underpinning	underpinned