authentically

As an adverb authentically

is in an authentic manner; with the requisite or genuine authority.

As an adjective undefined is

lacking a definition or value.

As adverbs the difference between authentically and genuinely

is that authentically is in an authentic manner; with the requisite or genuine authority while genuinely is in a genuine manner; truthfully, truly.

As adverbs the difference between authentically and firmly

is that authentically is in an authentic manner; with the requisite or genuine authority while firmly is in a firm or definite or strong manner.

As adverbs the difference between authentically and accurately

is that authentically is in an authentic manner; with the requisite or genuine authority while accurately is in an accurate manner; exactly; precisely; without error or defect.

As adverbs the difference between intentionally and authentically

is that intentionally is in an intentional manner, on purpose while authentically is in an authentic manner; with the requisite or genuine authority.

As a noun taxonomy

is the science or the technique used to make a classification.

As an adverb authentically is

in an authentic manner; with the requisite or genuine authority.