Crossword clues for the word: BARNEYRUBBLE The word BARNEYRUBBLE has appeared as an answer to at least 7 crossword clues on different crossword puzzles. Crossword clues for BARNEYRUBBLE Showing 1 to 7 of 7 results Clue(s) *Fred Flintstone's best friend *Wilma Flintstone's neighbor B2B opportunity for cartoon aficionados? Bamm-Bamm's dad and Fred's best friend on 34-Across (2 wds.) Betty's favorite caveman Neighbor on "The Flintstones" (2 wds.) What was left after the cable car shed burned down?