Answer:

shoring

Answer	Crossword Clue
SHORING	Propping timbers.
SHORING	Proper job for a supporter?
SHORING	Bracing

SHORING	Dry-dock support
SHORING	Support system
SHORING	Supporting posts
SHORING	Propping (up)

Crossword

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