Answer:

relaunch

Answer	Crossword Clue
RELAUNCH	Get started again
RELAUNCH	Catapult anew, as a rocket
RELAUNCH	Send up again

RELAUNCH	Send up another rocket
RELAUNCH	Second start

Crossword

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