| noun | the quality of wearisome constancy, routine, and lack of variety “he had never grown accustomed to the monotony of his work” |
| adjective | not challenging; dull and lacking excitement “an unglamorous job greasing engines” |
| adjective | tediously repetitious or lacking in variety “a humdrum existence; all work and no play” |
| same | adjective | unchanged in character or nature |
| prose | noun | matter of fact, commonplace, or dull expression |
| prosaicness | noun | commonplaceness as a consequence of being humdrum and not exciting |