No
Dictionary.com
The word indigenous is an adjective, a word that describes a noun: indigenous people, indigenous plants, etc.The words sleuth, epiphany, and enigma are nouns.The word sleuth is also a verb.
The use of the word enigma is apparently an enigma to you! Delicious irony!
The word "enigma" is a noun. It refers to something that is mysterious, puzzling, or difficult to understand.
"An enigma wrapped in mystery and riddled with controversy" is how UFO's have been described. He/she is an enigma. The location of 'The Lost Dutchman' gold mine remains an enigma.
She was an unusual person, and an enigma to those who tried to understand her.
The enigma for scissor comes from the Latin word which basically means the cutter.
It is a noun. Example: The enigma of her identity continued to distract him for the rest of the day.
Enigma
The police uncovered no evidence, so the identity of the robbers remained a puzzling enigma.
Mystery
enigma