distinguish

/di-ˈstiŋ-(g)wish/

alteration of Middle English distinguen, from Anglo-French distinguer, from Latin distinguere, literally, to separate by pricking, from dis- + -stinguere (akin to Latin instigare to urge on)

verb

  1. to perceive a difference in : mentally, separate

  2. to mark as separate or different

  3. to separate into kinds, classes, or categories

so alike they could not be distinguished

idiom

  1. to do something very well or in a way that deserves special recognition

She has distinguished herself as a leader in the community.