loosely vs broadly speaking

loosely and broadly speaking both are adverbs.

Word	Noun	Adjective	Verb	Adverb
loosely	No	No	No	Yes
broadly speaking	No	No	No	Yes

As adverbs, loosely and broadly speaking are synonyms defined as:

loosely and broadly speaking: without regard to specific details or exceptions

Other synonyms of loosely include broadly, generally.

loosely (adverb)	broadly speaking (adverb)
in a relaxed manner; not rigid	without regard to specific details or exceptions
structurally open and not compact or close
without regard to specific details or exceptions
in a loose manner