to toughen
Regular verb: toughen - toughened- toughened

Indicative 	
Present 	Present continuous 	Preterite 	Preterite continuous 	
 do I not toughen?
do you not toughen?
doeshe not toughen?
do we not toughen?
do you not toughen?
do they not toughen? 	amI not toughening?
areyou not toughening?
ishe not toughening?
arewe not toughening?
areyou not toughening?
arethey not toughening? 	did I not toughen?
did you not toughen?
did he not toughen?
did we not toughen?
did you not toughen?
did they not toughen? 	wasI not toughening?
wereyou not toughening?
washe not toughening?
werewe not toughening?
wereyou not toughening?
werethey not toughening? 	
Present perfect 	Present perfect continuous 	Pluperfect 	Pluperfect continuous 	
 have I not toughened?
have you not toughened?
hashe not toughened?
have we not toughened?
have you not toughened?
have they not toughened? 	 have I not been toughening?
have you not been toughening?
hashe not been toughening?
have we not been toughening?
have you not been toughening?
have they not been toughening? 	had I not toughened?
had you not toughened?
had he not toughened?
had we not toughened?
had you not toughened?
had they not toughened? 	had I not been toughening?
had you not been toughening?
had he not been toughening?
had we not been toughening?
had you not been toughening?
had they not been toughening? 	
Future 	Future continuous 	Future perfect 	Future perfect continuous 	
will I not toughen?
will you not toughen?
will he not toughen?
will we not toughen?
will you not toughen?
will they not toughen? 	will I not be toughening?
will you not be toughening?
will he not be toughening?
will we not be toughening?
will you not be toughening?
will they not be toughening? 	will I not have toughened?
will you not have toughened?
will he not have toughened?
will we not have toughened?
will you not have toughened?
will they not have toughened? 	will I not have been toughening?
will you not have been toughening?
will he not have been toughening?
will we not have been toughening?
will you not have been toughening?
will they not have been toughening? 	

Conditional 	
Present 	Present continuous 	Past 	Past continuous 	
would I not toughen?
would you not toughen?
would he not toughen?
would we not toughen?
would you not toughen?
would they not toughen? 	would I not be toughening?
would you not be toughening?
would he not be toughening?
would we not be toughening?
would you not be toughening?
would they not be toughening? 	would I not have toughened?
would you not have toughened?
would he not have toughened?
would we not have toughened?
would you not have toughened?
would they not have toughened? 	would I not have been toughening?
would you not have been toughening?
would he not have been toughening?
would we not have been toughening?
would you not have been toughening?
would they not have been toughening? 	

Infinitive 	
Imperative 	
Infinitive 	 	Imperative 	 	
to toughen 	 	-
-
- 	 	

Participle 	
Present 	Past 	 	 	
toughening	toughened