An author's purpose could be his intent or goal.
An equivalent term for an author's purpose is "author's intent" or "author's rationale."
setback
the authors purpose is the entertain i think
believableconceivablelikelylogicalprobable
available, void
The part of speech for "authors" is a noun, while "purpose" is a noun as well. Together, "authors purpose" is a noun phrase used to refer to an author's intent or reason for writing a piece of work.
what was authors purpose for writing the book oliver twis
he grows way too fast and has a learning disability.
impair=hinder, impede
disperse diffuse divide
The authors purpose was that Diana and Georgie could find peace with Mrs.Lilian.
Did I ask??????
A synonym would be repulsive or disturbing.