One Who Gives Up Time for Free to Help Others
This page is the CodyCross answer for the clue below from Train Travel, Group 701, Puzzle 4 (Ticket Inspector).
Question is: One Who Gives Up Time for Free to Help Others
and the answer is: VOLUNTEER
Word Meaning:
VOLUNTEER — One who enters into, or offers themselves for, any service of their own free will, especially when done without pay.
Definitions from Wiktionary.