| BOURBONISMS | • Bourbonisms n. Plural of Bourbonism. • BOURBONISM n. the principles of those adhering to the house of Bourbon; obstinate conservatism. |
| BRONTOSAURS | • brontosaurs n. Plural of brontosaur. • BRONTOSAUR n. any of a genus of large sauropod dinosaurs of the Jurassic, also BRONTOSAURUS. |
| BURROWSTOWN | • burrowstown n. (Scotland, obsolete) A town that is a burgh. • BURROWSTOWN n. (Scots) a town that is a burgh. |
| HOUSEBROKEN | • housebroken adj. Of animals: trained to avoid urinating or defecating in the house, except within a litterbox, toilet… • house-broken adj. Alternative spelling of housebroken. • HOUSEBREAK v. to train a pet not to relieve itself indoors. |
| OBDURATIONS | • obdurations n. Plural of obduration. • OBDURATION n. a hardening of the heart. |
| OBJURATIONS | • objurations n. Plural of objuration. • OBJURATION n. the act of binding by oath; a solemn charge. |
| OBSCURATION | • obscuration n. The state of being obscured. • obscuration n. A unit of measurement used in particular for smoke detectors which respond to absorption of light by… • OBSCURATION n. the act of obscuring. |
| OBSTRUCTION | • obstruction n. The act of obstructing, or state of being obstructed. • obstruction n. Something which obstructs or impedes, either intentionally or unintentionally. • obstruction n. The condition of having the natural powers obstructed in their usual course; the arrest of the vital functions; death. |
| OBTURATIONS | • obturations n. Plural of obturation. • OBTURATION n. an obstruction. |
| OMBROGENOUS | • ombrogenous adj. (Of peat or a bog) Dependant on rain. • OMBROGENOUS adj. of plants, able to flourish in wet conditions. |
| OUTREBOUNDS | • outrebounds v. Third-person singular simple present indicative form of outrebound. • OUTREBOUND v. to rebound more than. |
| OVERABOUNDS | • overabounds v. Third-person singular simple present indicative form of overabound. • OVERABOUND v. to be exceedingly plenty. |
| ROUNDABOUTS | • roundabouts n. Plural of roundabout. • ROUNDABOUT v. to go round and round. |
| SOUNDBOARDS | • soundboards n. Plural of soundboard. • SOUNDBOARD n. a thin resonant board (as the belly of a violin) so placed in an instrument as to reinforce its tones by sympathetic vibration. |
| SUBORNATION | • subornation n. The act of suborning. • subornation n. The procuring of someone to do a criminal act, especially to commit perjury. • SUBORNATION n. the act of suborning. |
| SUBROGATION | • subrogation n. (Law) Substitution of a different person in place of a creditor or claimant with respect to certain rights and duties. • SUBROGATION n. the act of subrogating, also SURROGATION. |
| TOURBILLONS | • tourbillons n. Plural of tourbillon. • TOURBILLON n. (French) a whirlwind; any whirling object, also TOURBILLION. |
| UNLABORIOUS | • unlaborious adj. Not laborious. • UNLABORIOUS adj. not laborious. |