to catalyse
Regular verb: catalyse - catalysed- catalysed

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

Conditional 	
Present 	Present continuous 	Past 	Past continuous 	
wouldn't I catalyse?
wouldn't you catalyse?
wouldn't he catalyse?
wouldn't we catalyse?
wouldn't you catalyse?
wouldn't they catalyse? 	wouldn't I be catalysing?
wouldn't you be catalysing?
wouldn't he be catalysing?
wouldn't we be catalysing?
wouldn't you be catalysing?
wouldn't they be catalysing? 	wouldn't I have catalysed?
wouldn't you have catalysed?
wouldn't he have catalysed?
wouldn't we have catalysed?
wouldn't you have catalysed?
wouldn't they have catalysed? 	wouldn't I have been catalysing?
wouldn't you have been catalysing?
wouldn't he have been catalysing?
wouldn't we have been catalysing?
wouldn't you have been catalysing?
wouldn't they have been catalysing? 	

Infinitive 	
Imperative 	
Infinitive 	 	Imperative 	 	
to catalyse 	 	-
-
- 	 	

Participle 	
Present 	Past 	 	 	
catalysing	catalysed