to authenticate
Regular verb: authenticate - authenticated- authenticated

Indicative 	
Present 	Present continuous 	Preterite 	Preterite continuous 	
 don't I authenticate?
don't you authenticate?
doesn't he authenticate?
don't we authenticate?
don't you authenticate?
don't they authenticate? 	amI not authenticating?
aren't you authenticating?
isn't he authenticating?
aren't we authenticating?
aren't you authenticating?
aren't they authenticating? 	didn't I authenticate?
didn't you authenticate?
didn't he authenticate?
didn't we authenticate?
didn't you authenticate?
didn't they authenticate? 	wasn't I authenticating?
weren't you authenticating?
wasn't he authenticating?
weren't we authenticating?
weren't you authenticating?
weren't they authenticating? 	
Present perfect 	Present perfect continuous 	Pluperfect 	Pluperfect continuous 	
haven't I authenticated?
haven't you authenticated?
hasn't he authenticated?
haven't we authenticated?
haven't you authenticated?
haven't they authenticated? 	haven't I been authenticating?
haven't you been authenticating?
hasn't he been authenticating?
haven't we been authenticating?
haven't you been authenticating?
haven't they been authenticating? 	hadn't I authenticated?
hadn't you authenticated?
hadn't he authenticated?
hadn't we authenticated?
hadn't you authenticated?
hadn't they authenticated? 	hadn't I been authenticating?
hadn't you been authenticating?
hadn't he been authenticating?
hadn't we been authenticating?
hadn't you been authenticating?
hadn't they been authenticating? 	
Future 	Future continuous 	Future perfect 	Future perfect continuous 	
won't I authenticate?
won't you authenticate?
won't he authenticate?
won't we authenticate?
won't you authenticate?
won't they authenticate? 	won't I be authenticating?
won't you be authenticating?
won't he be authenticating?
won't we be authenticating?
won't you be authenticating?
won't they be authenticating? 	won't I have authenticated?
won't you have authenticated?
won't he have authenticated?
won't we have authenticated?
won't you have authenticated?
won't they have authenticated? 	won't I have been authenticating?
won't you have been authenticating?
won't he have been authenticating?
won't we have been authenticating?
won't you have been authenticating?
won't they have been authenticating? 	

Conditional 	
Present 	Present continuous 	Past 	Past continuous 	
wouldn't I authenticate?
wouldn't you authenticate?
wouldn't he authenticate?
wouldn't we authenticate?
wouldn't you authenticate?
wouldn't they authenticate? 	wouldn't I be authenticating?
wouldn't you be authenticating?
wouldn't he be authenticating?
wouldn't we be authenticating?
wouldn't you be authenticating?
wouldn't they be authenticating? 	wouldn't I have authenticated?
wouldn't you have authenticated?
wouldn't he have authenticated?
wouldn't we have authenticated?
wouldn't you have authenticated?
wouldn't they have authenticated? 	wouldn't I have been authenticating?
wouldn't you have been authenticating?
wouldn't he have been authenticating?
wouldn't we have been authenticating?
wouldn't you have been authenticating?
wouldn't they have been authenticating? 	

Infinitive 	
Imperative 	
Infinitive 	 	Imperative 	 	
to authenticate 	 	-
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- 	 	

Participle 	
Present 	Past 	 	 	
authenticating	authenticated