Answer:

spineless

Answer	Crossword Clue
SPINELESS	Irresolute hides a tree?
SPINELESS	Cowardly.
SPINELESS	Weak.

SPINELESS	Yielding readily
SPINELESS	Cowardly
SPINELESS	Completely lacking courage

Crossword

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