Answer:

heavier

Answer	Crossword Clue
HEAVIER	More weighty
HEAVIER	Tougher to tote
HEAVIER	Deeper in content

HEAVIER	Weightier
HEAVIER	Of greater importance.
HEAVIER	...-than-air.
HEAVIER	More burdensome.
HEAVIER	Pre-diet appearance.
HEAVIER	... than air.
HEAVIER	More substantial
HEAVIER	More serious

HEAVIER	Like a downpour, vis- -vis a sprinkle