BORER /ˈbɔːɹə/ Scrabble 7 Words With Friends 8 Definition noun a drill for penetrating rock. — synonyms: bore_bit, rock_drill, stone_drill noun any of various insects or larvae or mollusks that bore into wood. — synonyms: woodborer See all 18 words you can make from BORER → 5-letter words Words starting with B Words ending with R ← Unscramble different letters