Enter a clue or pattern or both:
The Clue
Dye obtained from a lichen (6 letter answer)
The Answer
ORCHIL
Tags
Notes
The answer ORCHIL is so rare that it appears less than once every 2500 puzzles.
Definition
ORCHIL as a noun:
1. (orchil, archil, cudbear) = a purplish dye obtained from orchil lichens
2. (archil, orchil) = any of various lecanoras that yield the dye archil