Answer:

subside

Answer	Crossword Clue
SUBSIDE	Settle down
SUBSIDE	Abate
SUBSIDE	Dwindle

SUBSIDE	Slow
SUBSIDE	Fall into a state of quiet.
SUBSIDE	Quiet down.
SUBSIDE	Ebb
SUBSIDE	Opposite of swell
SUBSIDE	Recede
SUBSIDE	Weaken
SUBSIDE	Become less intense

Crossword

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