laboriously

As adverbs the difference between arduously and laboriously

is that arduously is in an arduous manner while laboriously is with great expenditure of effort, in a manner requiring much labor.

As a noun taxonomy

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

As an adverb laboriously is

with great expenditure of effort, in a manner requiring much labor.

As adverbs the difference between enthusiastically and laboriously

is that enthusiastically is in an enthusiastic manner while laboriously is with great expenditure of effort, in a manner requiring much labor.