there is only
  one that is;

forbidden
   restricted
prohibited  
banned
proscribed
vetoed
ruled out
interdicted
outlawed
not permitted
not allowed
  illegal
illicit
unlawful
impermissible
not acceptable
frowned on
beyond the pale
off limits
out of bounds
unmentionable
unspeakable
unutterable
ineffable
censored
indecorous
verboten
haram
  tapu
an informal no-go...

   and that
is you.

        admittedly
   my mind is
often decorated
      with you

but i lament....

   you are taboo.