Answer:

WAVES

Answer	Crossword Clue
WAVES	Evidence of brain power?
WAVES	What agitators make
WAVES	Surfing necessities

WAVES	Greets from across the street
WAVES	Surfers ride them
WAVES	Ocean motion
WAVES	Hand signals
WAVES	Beach breakers
WAVES	Breakers
WAVES	Greets with a hand gesture
WAVES	Surf

WAVES	Says "hi" silently
WAVES	Ocean motions
WAVES	Acknowledges the crowd
WAVES	Energy carriers
WAVES	Navy personnel.
WAVES	Women's Reserve, USNR.
WAVES	"Bluejillets."
WAVES	Members of the Navy.

WAVES	Navy girls.
WAVES	Servicewomen.
WAVES	Members of U. S. N. R.
WAVES	Girls in Navy blue.
WAVES	Girls in blue.
WAVES	Permanents.
WAVES	Breakers.
WAVES	Restless waters.

WAVES	Combers.
WAVES	U.S parallel of Wrens.
WAVES	Hair treatments
WAVES	Navy personnel
WAVES	" . . . amber ... of grain"
WAVES	Rollers at the beach
WAVES	Undulations
WAVES	Naval personnel

WAVES	They may crash and break
WAVES	Signals goodbye
WAVES	Don't make them!
WAVES	Permanent features
WAVES	Sea, metaphorically