| AILOUROPHOBES | • ailourophobes n. Plural of ailourophobe. • AILOUROPHOBE n. one with a morbid fear of cats. |
| BEHAVIOURISMS | • behaviourisms n. Plural of behaviourism. • BEHAVIOURISM n. the psychological theory that behaviour is governed by conditioning rather than internal processes and that by changing behaviour patterns it is possible to treat psychological disorders, also BEHAVIORISM. |
| BEHAVIOURISTS | • behaviourists n. Plural of behaviourist. • BEHAVIOURIST n. an adherent of behaviourism. |
| BLABBERMOUTHS | • blabbermouths n. Plural of blabbermouth. • BLABBERMOUTH n. an indiscreetly talkative person. |
| BOARDINGHOUSE | • boardinghouse n. Alternative spelling of boarding house. • boarding␣house n. A private house in which paying residents are provided with accommodation and meals. • boarding␣house n. A boarding school building where boarders live during term time. |
| BRACHYPTEROUS | • brachypterous adj. (Zoology) Having short, possibly non-functional wings. • BRACHYPTEROUS adj. having short wings. |
| BREAKTHROUGHS | • breakthroughs n. Plural of breakthrough. • BREAKTHROUGH n. an offensive thrust that penetrates and carries beyond a defensive line in warfare. |
| BREASTPLOUGHS | • breastploughs n. Plural of breastplough. • BREASTPLOUGH n. a kind of spade for cutting turf, with a crossbar against which the breast is pressed. |
| CHEQUERBOARDS | • chequerboards n. Plural of chequerboard. • CHEQUERBOARD n. a board for playing chequers. |
| CLAUSTROPHOBE | • claustrophobe n. One who suffers from claustrophobia. • CLAUSTROPHOBE n. one with a fear of confined spaces. |
| COACHBUILDERS | • coachbuilders n. Plural of coachbuilder. • COACHBUILDER n. a craftsman who builds the bodies of cars, lorries, railway carriages, etc. |
| DISHONOURABLE | • dishonourable adj. Alternative spelling of dishonorable. • DISHONOURABLE adj. not honourable, also DISHONORABLE. |
| DOUBLEHEADERS | • doubleheaders n. Plural of doubleheader. • double-headers n. Plural of double-header. • DOUBLEHEADER n. two games, contests or events held consecutively on the same program. |
| HOUSEBREAKERS | • housebreakers n. Plural of housebreaker. • house-breakers n. Plural of house-breaker. • house␣breakers n. Plural of house breaker. |
| HOUSEBREAKING | • housebreaking n. The act of breaking into another person’s house with unlawful intent. • housebreaking v. (Animal training) present participle of housebreak. • HOUSEBREAKING n. the act of breaking into a house for the purpose of stealing. |
| MISBEHAVIOURS | • misbehaviours n. Plural of misbehaviour. • MISBEHAVIOUR n. bad behaviour, also MISBEHAVIOR. |
| RHABDOVIRUSES | • rhabdoviruses n. Plural of rhabdovirus. • RHABDOVIRUS n. a class of virus that includes rabies. |
| SHUFFLEBOARDS | • shuffleboards n. Plural of shuffleboard. • SHUFFLEBOARD n. an old game in which a coin or other disc was driven along a table by the hand, also SHOVELBOARD. |
| TURBOCHARGERS | • turbochargers n. Plural of turbocharger. • TURBOCHARGER n. a centrifugal blower driven by exhaust gas turbines and used to supercharge an engine. |
| UNSMOTHERABLE | • unsmotherable adj. (Figurative) unquenchable. • UNSMOTHERABLE adj. that cannot be smothered. |