1. (verb) move backwards from a certain position

• back down
• back up

2. (verb) remove oneself from an obligation

• back down
• bow out
• chicken out
• pull out

1. (verb) move backwards from a certain position

• draw back
• move back
• pull away
• pull back
• recede
• retire
• retreat
• withdraw

2. (verb) remove oneself from an obligation

• retire
• withdraw

1. (verb) remove oneself from an obligation

• resile

1. (verb) move backwards from a certain position

• backdown
• climb-down
• withdrawal