to invalidate
Regular verb: invalidate - invalidated- invalidated

Indicative 	
Present 	Present continuous 	Preterite 	Preterite continuous 	
 do I not invalidate?
do you not invalidate?
doesshe not invalidate?
do we not invalidate?
do you not invalidate?
do they not invalidate? 	amI not invalidating?
areyou not invalidating?
isshe not invalidating?
arewe not invalidating?
areyou not invalidating?
arethey not invalidating? 	did I not invalidate?
did you not invalidate?
did she not invalidate?
did we not invalidate?
did you not invalidate?
did they not invalidate? 	wasI not invalidating?
wereyou not invalidating?
wasshe not invalidating?
werewe not invalidating?
wereyou not invalidating?
werethey not invalidating? 	
Present perfect 	Present perfect continuous 	Pluperfect 	Pluperfect continuous 	
 have I not invalidated?
have you not invalidated?
hasshe not invalidated?
have we not invalidated?
have you not invalidated?
have they not invalidated? 	 have I not been invalidating?
have you not been invalidating?
hasshe not been invalidating?
have we not been invalidating?
have you not been invalidating?
have they not been invalidating? 	had I not invalidated?
had you not invalidated?
had she not invalidated?
had we not invalidated?
had you not invalidated?
had they not invalidated? 	had I not been invalidating?
had you not been invalidating?
had she not been invalidating?
had we not been invalidating?
had you not been invalidating?
had they not been invalidating? 	
Future 	Future continuous 	Future perfect 	Future perfect continuous 	
will I not invalidate?
will you not invalidate?
will she not invalidate?
will we not invalidate?
will you not invalidate?
will they not invalidate? 	will I not be invalidating?
will you not be invalidating?
will she not be invalidating?
will we not be invalidating?
will you not be invalidating?
will they not be invalidating? 	will I not have invalidated?
will you not have invalidated?
will she not have invalidated?
will we not have invalidated?
will you not have invalidated?
will they not have invalidated? 	will I not have been invalidating?
will you not have been invalidating?
will she not have been invalidating?
will we not have been invalidating?
will you not have been invalidating?
will they not have been invalidating? 	

Conditional 	
Present 	Present continuous 	Past 	Past continuous 	
would I not invalidate?
would you not invalidate?
would she not invalidate?
would we not invalidate?
would you not invalidate?
would they not invalidate? 	would I not be invalidating?
would you not be invalidating?
would she not be invalidating?
would we not be invalidating?
would you not be invalidating?
would they not be invalidating? 	would I not have invalidated?
would you not have invalidated?
would she not have invalidated?
would we not have invalidated?
would you not have invalidated?
would they not have invalidated? 	would I not have been invalidating?
would you not have been invalidating?
would she not have been invalidating?
would we not have been invalidating?
would you not have been invalidating?
would they not have been invalidating? 	

Infinitive 	
Imperative 	
Infinitive 	 	Imperative 	 	
to invalidate 	 	-
-
- 	 	

Participle 	
Present 	Past 	 	 	
invalidating	invalidated