Topic (5)
'topic' is the definition.
(synonyms)
This is all the clue.
(Other definitions for theme that I've seen before include "Melody on which variations are constructed" , "Main idea or topic" , "Subject (on which person writes, speaks)" , "Unifying motif" , "matter for discussion" .)
'topic' is the definition.
(synonyms)
This is all the clue.
(Other definitions for subject that I've seen before include "Theme (of a fugue)" , "Person under 26?" , "issue" , "Branch of knowledge" , "One is under the authority of royalty" .)