earthiness

adjective, earth·i·er, earth·i·est.

1. of the nature of or consisting of earth or soil.
2. characteristic of earth: an earthy smell.
3. realistic; practical.
4. coarse or unrefined: an earthy sense of humor.
5. direct; robust; unaffected: an earthy, generous woman.
6. (of a mineral) having a dull luster and rough to the touch.
7. Archaic. worldly; pertaining to the earth.

adjective earthier or earthiest

1. of, composed of, or characteristic of earth
2. robust, lusty, or uninhibited
3. unrefined, coarse, or crude
4. an archaic word for worldly (def. 1)
5. electrical engineering on the earthed side of an electrical circuit, but not necessarily with a direct current connection to earth

adj.

1550s, from earth + -y (2). Figurative sense of “coarse, unrefined” is from 1590s. Related: Earthiness.