not hack it

to be unable to work or deal with something effectively Most people think he just can't hack it in this business anymore.

Name	Pronounced	Usage
RÓBert	-	Hungarian, Icelandic
Joel	['dʒəuəl]
Arevig	-	Armenian
Tirtzah	-	Hebrew, Biblical Hebrew
Genovefa	-	Ancient Germanic (Latinized, ?)
Pasqualina	-	Italian