When the going ___ tough . . . 4 letters

Crossword clues for When the going ___ tough . . . 4 letters:

SLOG: Tough going
SLOG: Tough go
TREK: Tough going
GETS: When the going ___ tough . . .
KNUTEROCKNE: When the going gets tough, the tough get going
HEARTRATE: It may get going when the going gets tough
MUDDYTRACK: Tough going for most thoroughbreds.
HARDLUCK: Tough going
RIGORS: These cause tough going
STRENUOUS: Tough going
GRIND: Tough go
DENSEJUNGLE: Tough going for Tarzan, perhaps
SLOGS: Tough goings
ORDEAL: Tough go
ORDEAL: Tough going
MIXEDMETAPHOR: When the going gets tough, the early bird gets the worm, e.g.
BLEAKOUTHOUSE: Place where the going is tough?