back down vs back off

back down and back off both are verbs.

Word	Noun	Adjective	Verb	Adverb
back down	No	No	Yes	No
back off	No	No	Yes	No

As verbs, back down and back off are synonyms defined as:

Other synonyms of back down include back up.

As verbs, back down and back off are synonyms defined as:

Other synonyms of back down include bow out, chicken out, pull out.

back down (verb)	back off (verb)
move backwards from a certain position	move backwards from a certain position
remove oneself from an obligation	remove oneself from an obligation