Answer:

housesit

Answer	Crossword Clue
HOUSESIT	Stay at the home of vacationers
HOUSESIT	Help vacationing neighbors
HOUSESIT	Take someone's place?

HOUSESIT	Do home work?
HOUSESIT	Be a homebody?
HOUSESIT	Do homework when owners are on vacation?
HOUSESIT	Take care of a traveler's home
HOUSESIT	Keep watch while a homeowner's away