rearward

Short definition from Wiktionary

Noun

1. 1
   The part that comes last or is situated in the rear; conclusion, wind-up.
2. 2
   The last troop; the rear of an army; a rear guard.

Adjective

1. 1
   Toward the back or rear of something.

Adverb

1. 1
   Toward the back or rear of something.