A "frustrated writer" is someone who wants to write but feels discouraged or unsatisfied with their writing progress or their ability to express their ideas effectively. Full definition
I know some very frustrated writers who complain because they've tried everything and nothing is working, but this is true: (creativindie.com)
Nicholson played frustrated writer Jack Torrance, who takes a job as a winter caretaker at the remote Overlook Hotel, where he lives in isolation with his nervous Nellie wife (Shelley Duvall) and telepathic son (Danny Lloyd), only to descend into madness and take out unsuspecting bathroom doors with an axe. (thoughtco.com)
In it, the New Zealand - born actress gets to use her native accent, playing stay - at - home - mom and frustrated writer Kelly, wife to Swanberg's Jeff. (shockya.com)