"earthiest" in the adjective sense
1. crude, earthy, gross, vulgar
conspicuously and tastelessly indecent
"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"
2. earthy
not far removed from or suggestive of nature
"the earthy taste of warm milk fresh from the cow"
"earthy smells of new-mown grass"
3. earthy
hearty and lusty
"an earthy enjoyment of life"
4. earthy
of or consisting of or resembling earth
"it had an earthy smell"
"only a little earthy bank separates me from the edge of the ocean"
5. down-to-earth, earthy
sensible and practical
"has a straightforward down-to-earth approach to a problem"
"her earthy common sense"
Source: WordNet® (An amazing lexical database of English)
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