Answer:

sending

Answer	Crossword Clue
SENDING	Passing along
SENDING	Like active beacons
SENDING	Radioing.

SENDING	Dispatching.
SENDING	Ham's activity
SENDING	Getting off
SENDING	Spoofing, with "up"
SENDING	Mailing out

Crossword

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