Answer: costain

AnswerCrossword Clue
COSTAIN"The Silver Chalice" author
COSTAINAuthor of "The Red Rose."
COSTAINAuthor of "High Towers."
COSTAINAuthor of "The Conquerors."
COSTAINHe wrote "The Conquerors."
COSTAINContemporary novelist.
COSTAINAuthor of "The Silver Chalice"