YES

(VAR x x0)
(RULES
  p(x) -> x
  s(x0) -> x0
  +(x,0()) -> x
)

(COMMENT
Termination is shown by KBO with weight

  w0 = 1
  w(p) = 1
  w(0) = 1
  w(s) = 1
  w(+) = 0

and precedence:

  + > p > s > 0
)