| BIFIDUSES | • BIFIDUS n. a bacterium present in the human digestive system, often added to yogurt, also BIFIDUM. |
| FIDIBUSES | • fidibuses n. Plural of fidibus. • FIDIBUS n. a paper spill for lighting a pipe. |
| SUBFIELDS | • subfields n. Plural of subfield. • SUBFIELD n. a subset of a mathematical field. |
| SURFBIRDS | • surfbirds n. Plural of surfbird. • SURFBIRD n. an American Pacific shorebird. |
| BISULFIDES | • bisulfides n. Plural of bisulfide. • BISULFIDE n. a sulphide having two atoms of sulphur in the molecule, also BISULPHIDE. |
| SUBINFEUDS | • SUBINFEUD v. to grant by feudal tenant to a further tenant, also SUBFEU, SUBINFEUDATE. |
| BODYSURFINGS | • BODYSURFING n. the sport of surfing without a surfboard. |
| SUBMANIFOLDS | • submanifolds n. Plural of submanifold. • SUBMANIFOLD n. in mathematics, a subset of a manifold which itself has the properties of a manifold. |
| BRASSFOUNDING | • brassfounding n. The work of a brassfounder, casting objects from brass. • BRASSFOUNDING n. the craft of casting objects in brass. |
| FUSSBUDGETIER | • FUSSBUDGETY adj. like a fussbudget, a person who fusses about unimportant things. |
| SUBCLASSIFIED | • subclassified adj. Subject to subclassification. • SUBCLASSIFY v. to group into subclasses. |
| SUBFEUDATIONS | • subfeudations n. Plural of subfeudation. • SUBFEUDATION n. subinfeudation. |
| SUBINFEUDATES | • subinfeudates v. Third-person singular simple present indicative form of subinfeudate. • SUBINFEUDATE v. to grant to another land held by another feudal lord, also SUBFEU, SUBINFEUD. |
| SURFBOARDINGS | • SURFBOARDING n. the sport of surfing on a surfboard. |
| BRASSFOUNDINGS | • BRASSFOUNDING n. the craft of casting objects in brass. |
| DIFFUSIBLENESS | • diffusibleness n. Diffusibility. • DIFFUSIBLENESS n. the state of being diffusible. |
| FUSSBUDGETIEST | • FUSSBUDGETY adj. like a fussbudget, a person who fusses about unimportant things. |
| DIFFUSIBILITIES | • diffusibilities n. Plural of diffusibility. • DIFFUSIBILITY n. the state of being diffusible. |
| SUBINFEUDATIONS | • subinfeudations n. Plural of subinfeudation. • SUBINFEUDATION n. the sublease of a portion of a feudal estate by a vassal to a tenant who pays fealty to the vassal. |