unrelated

/AH0 N R IH0 L EY1 T IH0 D/
adjective
  1. 1

    Not connected or associated

    โ€œThe holiday started with two unrelated mishaps.โ€

  2. 2

    Not related by kinship

    โ€œHe had the same surname as me, but we were unrelated.โ€

Source: https://en.wiktionary.org/wiki/unrelated