discern

/D IH0 S ER1 N/
verb
  1. 1

    To detect with the senses, especially with the eyes.

  2. 2

    To perceive, recognize, or comprehend with the mind; to descry.

  3. 3

    To distinguish something as being different from something else; to differentiate.

    โ€œHe was too young to discern right from wrong.โ€

  4. 4

    To perceive differences.

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