[1] : The Collaborative International Dictionary of English v.0.48

against \against"\ ?; 277, prep. oe. agens, ageynes, as.
   ongegn. the s is adverbial, orig. a genitive ending. see
   again.
   1. abreast; opposite to; facing; towards; as, against the
      mouth of a river; -- in this sense often preceded by over.
      1913 webster

            jacob saw the angels of god come against him.
                                                  --tyndale.
      1913 webster

   2. from an opposite direction so as to strike or come in
      contact with; in contact with; upon; as, hail beats
      against the roof.
      1913 webster

   3. in opposition to, whether the opposition is of sentiment
      or of action; on the other side; counter to; in
      contrariety to; hence, adverse to; as, against reason;
      against law; to run a race against time.
      1913 webster

            the gate would have been shut against her.
                                                  --fielding.
      1913 webster

            an argument against the use of steam. --tyndale.
      1913 webster

   4. by of before the time that; in preparation for; so as to
      be ready for the time when. archaic or dial.
      1913 webster

            urijah the priest made it, against king ahaz came
            from damascus.                        --2 kings xvi.
                                                  11.
      1913 webster

   against the sun, in a direction contrary to that in which
      the sun appears to move.
      1913 webster
see also:
again against the sun 

[2] : Moby Thesaurus II by Grady Ward, 1.0

51 moby thesaurus words for "against":
   about, across, adverse to, as to, at cross-purposes with, athwart,
   con, concerning, confronting, contra, contrary to, counter to,
   dead against, despite, en route to, facing, for, fronting,
   headed for, in conflict with, in contact with, in contempt of,
   in defiance of, in disagreement with, in front of,
   in opposition to, in order to, in passage to, in preparation for,
   in spite of, in transit to, next to, on, on route to, opposed to,
   opposite, opposite to, over against, re, regardless of, respecting,
   to, touching, toward, towards, up, up against, upon, versus,
   vis-a-vis, with respect to

Against >> A Words
Against, definition of term: Against
against_pag1.html

Against The Gra >> A Words
Against The Gra, definition of term: Against The Gra
against+the+gra_pag1.html

Against The Clo >> A Words
Against The Clo, definition of term: Against The Clo
against+the+clo_pag1.html

Against The Cur >> A Words
Against The Cur, definition of term: Against The Cur
against+the+cur_pag1.html