Enter a clue or pattern or both:
The Clue
Tuberous (6 letter answer)
The Answer
KNOBBY
Tags
Notes
The answer KNOBBY is so rare that it appears less than once every 2500 puzzles.
Related Clues
Not smooth
Definition
KNOBBY as an adjective:
1. (knobby, knobbly) = having knobs; "had knobbly knees"