POWERBOAT Scrabble 16 Words With Friends 18 Scrabble letter values: P3O1W4E1R1B3O1A1T1 = 16 Definition noun a boat propelled by an internal-combustion engine. — synonyms: motorboat See all 220 words you can make from POWERBOAT → 9-letter words Words starting with P Words ending with T ← Unscramble different letters