Answer:

hostler

Answer	Crossword Clue
HOSTLER	Roundhouse employee
HOSTLER	Stable worker
HOSTLER	One in a stable environment

HOSTLER	Groom.
HOSTLER	Hobson, for one
HOSTLER	One who works at a stable
HOSTLER	Worker in a stable

Crossword

a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.