| BLOODLETTER | • bloodletter n. One who performs bloodletting (the removal of blood in the hope of curing illness). • BLOODLETTER n. one who lets blood. |
| BOLOMETRIES | • BOLOMETRY n. measurement by a bolometer, an instrument for measuring radiant energy or infrared light. |
| BOOTLEGGERS | • bootleggers n. Plural of bootlegger. • BOOTLEGGER n. one who supplies e.g. illicit whisky. |
| BOUTONNIERE | • boutonniere n. A small flower or bunch of flowers worn in a buttonhole or pinned to the lapel of a jacket. • boutonnière n. Alternative spelling of boutonniere. • BOUTONNIERE n. (French) a flower for the buttonhole, etc. |
| COUNTERBORE | • counterbore n. A cylindrical recess, typically machined around a hole to admit a screw so that it sits flush with a surface. • counterbore n. The tool with which a counterbore is machined. • counterbore v. (Transitive) To create such a cylindrical recess. |
| FREEBOOTERS | • freebooters n. Plural of freebooter. • FREEBOOTER n. a person who roves about freely in search of booty, a pirate. |
| FREEBOOTERY | • freebootery n. The act, practice, or gains of a freebooter. • FREEBOOTERY n. piracy, also FREEBOOTY. |
| FREEBOOTIES | • FREEBOOTY n. piracy, also FREEBOOTERY. |
| FREEBOOTING | • freebooting n. Piracy or plundering. • freebooting n. (Computing) Software piracy, or stealing or unauthorized rehosting of digital content. • freebooting adj. Engaged in piracy or plunder. |
| HOUSEBOATER | • houseboater n. One who lives in a houseboat. • HOUSEBOATER n. one who lives on a houseboat. |
| OMBROMETERS | • ombrometers n. Plural of ombrometer. • OMBROMETER n. a rain-gauge. |
| POWERBOATER | • powerboater n. One who takes part in powerboating. |
| STONEBORERS | • STONEBORER n. any boring mollusc. |
| THEOBROMINE | • theobromine n. (Chemistry) An alkaloid, of similar structure to caffeine, found in chocolate and cocoa. • THEOBROMINE n. an alkaloid obtained from the chocolate seed, used in medicine. |
| TROUBLESOME | • troublesome adj. Causing trouble or anxiety. • TROUBLESOME adj. causing trouble. |