drag down vs bear down

drag down and bear down both are verbs.

Word	Noun	Adjective	Verb	Adverb
drag down	No	No	Yes	No
bear down	No	No	Yes	No

As verbs, drag down and bear down are synonyms defined as:

Other synonyms of drag down include bear down on, press down on, weigh down.

drag down (verb)	bear down (verb)
exert a force with a heavy weight	exert a force or cause a strain upon
	pay special attention to
	exert full strength
	to make a rush at or sudden attack upon, as in battle
	exert a force with a heavy weight
	contract the abdominal muscles during childbirth to ease delivery