Using the prefix pre to mean after is a false statement. The prefix pre means before, pregame means before the game.
pseudo
Para is the prefix best fitting the definition of beside.
olig
An 'open neck' or a 'V neck'.
It could either be, non or novem. Check your Oxford England Dictionary, they'll have it. I think. :) Greek (ancient): ennea.
A kind of fiction that pictures creatures or events beyond the boundaries of known reality
The prefix that fits the definition of pseudoscience is "pseudo-", which means false or not genuine.
Para is the prefix best fitting the definition of beside.
Para
geo
para
auto
olig
ennea
pseudo
olig
The prefix that fits the definition of backward or back is "re-".
omni