peculiar

/pi-ˈkyül-yər/

Middle English peculier, from Latin peculiaris of private property, special, from peculium private property, from pecu cattle; akin to Latin pecus cattle

adjective

  1. characteristic of only one person, group, or thing : distinctive

  2. different from the usual or normal:

  3. special, particular

… a drowsy fervour of manner and tone which was quite peculiar to her.

characteristic individual peculiar distinctive mean indicating a special quality or identity. characteristic applies to something that distinguishes or identifies a person or thing or class. individual stresses qualities that distinguish one from all other members of the same kind or class.

noun

  1. something exempt from ordinary jurisdiction; especially : a church or parish exempt from the jurisdiction of the ordinary in whose territory it lies

idiom

  1. of, relating to, or found in (only one person, thing, or place)

a custom peculiar to America