Answer:

reliever

Answer	Crossword Clue
RELIEVER	Late-inning pitcher, often
RELIEVER	Late-game pitcher
RELIEVER	Relay man.

RELIEVER	Certain pitcher
RELIEVER	Fireman of a sort
RELIEVER	Bullpen figure
RELIEVER	Pen denizen

Crossword

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