Belabor

To harp on a point far longer than necessary.

"The speaker belabored the issue until the audience lost interest". Key Comparisons Labor vs. Belabor - DAILY WRITING TIPS belabor

The word is most often used in the idiom or "belabor the obvious" . To harp on a point far longer than necessary

To assail someone persistently with words or ridicule. How to Use It Correctly belabor