Answer:

hisn

Answer	Crossword Clue
HISN	Hillbilly pronoun
HISN	Dogpatch possessive
HISN	Hillbilly's possessive

HISN	Hinterlands possessive
HISN	"He who sells what isn't .. must buy it back or go to prison": Daniel Drew
HISN	That ole boy's
HISN	That guy's, in the boonies
HISN	Yokel's possessive
HISN	".. Hers": 1994 Pulp album
HISN	Boonies possessive
HISN	Stitching on Li'l Abner's towel?

HISN	Word on a boondocks towel?
HISN	Word on a backwoods towel?
HISN	Backwoods possessive
HISN	That ol' boy's
HISN	Ozarkian possessive
HISN	Nonstandard pronoun
HISN	Possessive pronoun: Dial.
HISN	Pronoun, country style.

HISN	Belonging to Li'l Abner
HISN	That guy's, colloquially
HISN	That there hillbilly's
HISN	Sticks pronoun
HISN	Nonstandard towel word?
HISN	Dogpatch pronoun
HISN	Huck Finn possessive