Example : Coarse language.
A crude joke.
Crude behavior.
An earthy sense of humor.
A revoltingly gross expletive.
A vulgar gesture.
Full of language so vulgar it should have been edited.

Synonyms : crude, gross, vulgar

Example : The earthy taste of warm milk fresh from the cow.
Earthy smells of new-mown grass.

Example : An earthy enjoyment of life.

Example : It had an earthy smell.
Only a little earthy bank separates me from the edge of the ocean.

Example : Has a straightforward down-to-earth approach to a problem.
Her earthy common sense.

Synonyms : down-to-earth