The antonym of central is peripheral.
Detail that supports the main idea.
The opposite of the verb to center could be to offset or angle.The opposite of center (central location) would be edge, periphery, outskirts, or border.
the idea of peace
That there is no central idea.
Normal? I really have no idea
Maybe something like mind blank, but I'm not sure that there is really an antonym.
I don't know you think!
Detail that supports the main idea.
I believe it means middle or central :)
The central idea of a writing is the theme.
Oh ... oh my gosh, I can't believe it. Someone asked for an antonym for a word that actually has an antonym; do you have any idea how rare that is?The antonym for replenish is "deplete".