As a noun drudgery
is tedious, menial and exhausting work.
As an adjective monotonous is
having an unvarying tone or pitch.
tedious, menial and exhausting work
* 1748 . David Hume. Enquiries concerning the human understanding and concerning the principles of moral. London: Oxford University Press, 1973. § 34.
- we are, perhaps, all the while flattering our natural indolence, which, hating the bustle of the world, and drudgery of business seeks a pretence of reason to give itself a full and uncontrolled indulgence.
* See also
* drudgerous (rare)
having an unvarying tone or pitch
tedious, repetitious or lacking in variety