Answer:

weaker

Answer	Crossword Clue
WEAKER	Not so strong
WEAKER	More watered down
WEAKER	Less potent

WEAKER	Less robust
WEAKER	More diluted
WEAKER	More ineffectual.
WEAKER	Lower on the Beaufort scale
WEAKER	Not so concentrated
WEAKER	Less likely to survive, perhaps
WEAKER	Prime Circle "... Still"
WEAKER	More watery