senselessly vs mindlessly

senselessly and mindlessly both are adverbs.

Word	Noun	Adjective	Verb	Adverb
senselessly	No	No	No	Yes
mindlessly	No	No	No	Yes

As adverbs, senselessly and mindlessly are synonyms defined as:

senselessly (adverb)	mindlessly (adverb)
in an unreasonably senseless manner	in an unreasonably senseless manner
in a meaningless and purposeless manner	without intellectual involvement