get off the ground vs lead off

get off the ground

• To succeed or begin to succeed. 

• To make (something) succeed. 

lead off

• To be the first of any set, especially the first person in a group to speak; to launch or begin something by speaking. 

• To be the first batter of an inning. 

• Used other than figuratively or idiomatically: see lead, off. 

• The first batter in the batting order. 

• The first batter of an inning. 

• The short distance that a player stands away from their current base.