Yes! Your word expedition starts here.

mordant

adjective: biting and caustic in thought, manner, or style; sarcastic; pungent; incisive;
noun: a substance used to fix dye color, or a corrosive used in etching

Sightings:

adjective:

What a poor seed has to put up with

Hitchcock in the vault

Behind the oncologist's demeanor

A Czech writer looks back

A misanthrope's musings


noun:

Some definitions: an encyclopedic one, and a book crafty one

The only faith that wears well

Some colorful examples:
Gilding the bootlaces — Making dyes from the back yard —
Mountain Men on the Internet — A new use for mushrooms

.