burdened vs loaded down

burdened and loaded down both are adjectives.

Word	Noun	Adjective	Verb	Adverb
burdened	No	Yes	No	No
loaded down	No	Yes	No	No

As adjectives, burdened and loaded down are synonyms defined as:

Other synonyms of burdened include heavy-laden.

burdened (adjective)	loaded down (adjective)
bearing a heavy burden of work or difficulties or responsibilities	heavily burdened with work or cares
bearing a physically heavy weight or load	bearing a physically heavy weight or load