to countersink
Irregular verb: countersink - countersank- countersunk

Indicative 	
Present 	Present continuous 	Preterite 	Preterite continuous 	
 do I countersink?
do you countersink?
doesshe countersink?
do we countersink?
do you countersink?
do they countersink? 	amI countersinking?
areyou countersinking?
isshe countersinking?
arewe countersinking?
areyou countersinking?
arethey countersinking? 	did I countersink?
did you countersink?
did she countersink?
did we countersink?
did you countersink?
did they countersink? 	wasI countersinking?
wereyou countersinking?
wasshe countersinking?
werewe countersinking?
wereyou countersinking?
werethey countersinking? 	
Present perfect 	Present perfect continuous 	Pluperfect 	Pluperfect continuous 	
 have I countersunk?
have you countersunk?
hasshe countersunk?
have we countersunk?
have you countersunk?
have they countersunk? 	 have I been countersinking?
have you been countersinking?
hasshe been countersinking?
have we been countersinking?
have you been countersinking?
have they been countersinking? 	had I countersunk?
had you countersunk?
had she countersunk?
had we countersunk?
had you countersunk?
had they countersunk? 	had I been countersinking?
had you been countersinking?
had she been countersinking?
had we been countersinking?
had you been countersinking?
had they been countersinking? 	
Future 	Future continuous 	Future perfect 	Future perfect continuous 	
 will I countersink?
 will you countersink?
 will she countersink?
 will we countersink?
 will you countersink?
 will they countersink? 	 will I be countersinking?
 will you be countersinking?
 will she be countersinking?
 will we be countersinking?
 will you be countersinking?
 will they be countersinking? 	 will I have countersunk?
 will you have countersunk?
 will she have countersunk?
 will we have countersunk?
 will you have countersunk?
 will they have countersunk? 	 will I have been countersinking?
 will you have been countersinking?
 will she have been countersinking?
 will we have been countersinking?
 will you have been countersinking?
 will they have been countersinking? 	

Conditional 	
Present 	Present continuous 	Past 	Past continuous 	
 would I countersink?
 would you countersink?
 would she countersink?
 would we countersink?
 would you countersink?
 would they countersink? 	 would I be countersinking?
 would you be countersinking?
 would she be countersinking?
 would we be countersinking?
 would you be countersinking?
 would they be countersinking? 	 would I have countersunk?
 would you have countersunk?
 would she have countersunk?
 would we have countersunk?
 would you have countersunk?
 would they have countersunk? 	 would I have been countersinking?
 would you have been countersinking?
 would she have been countersinking?
 would we have been countersinking?
 would you have been countersinking?
 would they have been countersinking? 	

Infinitive 	
Imperative 	
Infinitive 	 	Imperative 	 	
to countersink 	 	-
-
- 	 	

Participle 	
Present 	Past 	 	 	
countersinking	countersunk