If something's lumpy and misshapen, you can describe it as knobbly. Don't throw out those knobbly potatoes from your garden — they're ugly, but they'll taste perfectly fine!

If a camper pitches her tent over a bumpy patch of ground, she'll feel all of those knobbly roots and rocks through her sleeping bag later. This adjective, a variation on knobby, comes from knob, "rounded lump or bump." That gnarled oak tree in your yard is knobbly, and so are your little sister's bony knees.

Definitions of knobbly
  1. adjective
    having knobs
    “had knobbly knees”
    synonyms: knobby
    not well-proportioned and pleasing in shape
Word Family