What is a synonym for theme?

Here are some synonyms for "theme," depending on the context:

General:

* Subject

* Topic

* Idea

* Concept

* Motive

* Central idea

* Main point

* Underlying message

Literary:

* Motif

* Leitmotif

* Recurring idea

* Central conflict

* Moral

* Message

* Thesis

Specific contexts:

* Style (for music or design)

* Trend (for fashion or culture)

* Pattern (for decoration or behavior)

The best synonym will depend on the specific context in which you are using the word "theme."