self-sacrificing

/S EH1 L F S AE0 K R AH0 F AY0 S IH0 NG/
adjective
  1. 1

    Making, or willing to make, a self-sacrifice.

    โ€œMother Teresa's self-sacrificing nature made her world-famous.โ€

Source: https://en.wiktionary.org/wiki/self-sacrificing