niceties

noun
  1. 1

    A small detail or distinction.

    โ€œWe met the new captain while we were taking enemy fire and were unable to observe the niceties of formal introductions.โ€

  2. 2

    Subtlety or precision of use.

    โ€œA rocket-propelled grenade doesn't have the nicety of a sniper round, but you must admit its effectiveness.โ€

  3. 3

    Delicacy of character or feeling usually from excessive refinement; fastidiousness

  4. 4

    That which is delicate to the taste.

Source: https://en.wiktionary.org/wiki/niceties, https://en.wiktionary.org/wiki/nicety