back-burner 
verb [with object] US
Postpone consideration of or action on: a planned test of the new ale has been back-burnered...
- The board back-burnered David's plans for making Chase a global bank.
- Given this film's story - being a working mother yourself and baying been at one point a working wife - have you ever felt that pressure to back-burner your own career to deal more with your family?
- You could increase your dividend payout, or you could invest in those productivity programs that you've back-burnered for the past couple of years.
Phrases
on the back burner