Back down :- To give up a fight
Back into :- To move backword into a space or to move backword and hitting an object
Back out :- To leave or quit
Back off :- To move away from or retreatfrom a fight, arugment or confrontation
go back over :- To return
Hold back :- When something or someone holds back, it stops or hinders itself or other from saying or doing something
Keep back :- When someone or something keeps back it says at a distance from the objects.
Set back :- A small problems or events which slows or temporarily reverses your progress
Hurry back :- To return somewhere quickly
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