| BUMSUCKINGS | • BUMSUCKING n. sycophancy. |
| COMBUSTIOUS | • combustious adj. Inflammable; combustible. • combustious adj. (Figurative) turbulent. • COMBUSTIOUS adj. (Shakespeare) combustible. |
| LUMBRICUSES | • LUMBRICUS n. (Latin) a genus of annelids including the common earthworm. |
| RUMBUSTIOUS | • rumbustious adj. (Chiefly Britain, informal) Boisterous and unruly. • RUMBUSTIOUS adj. boisterous, rambunctious, also RUMBUSTICAL. |
| SLUMBROUSLY | • slumbrously adv. In a slumbrous manner. • SLUMBROUS adv. full of sleep, also SLUMBEROUS, SLUMBERY, SLUMBRY. |
| STUMBLEBUMS | • stumblebums n. Plural of stumblebum. • STUMBLEBUM n. (US) an awkward person. |
| SUBDUEMENTS | • subduements n. Plural of subduement. • SUBDUEMENT n. subdual. |
| SUBMINIMUMS | • subminimums n. Plural of subminimum. |
| SUBOPTIMUMS | • suboptimums n. Plural of suboptimum. • SUBOPTIMUM n. something that is less than optimal. |
| SUBSTRATUMS | • SUBSTRATUM n. that which underlies something, as a layer of earth lying under another, also SUBSTRATE. |
| SUBSUMPTION | • subsumption n. The act of subsuming. • subsumption n. Something subsumed. • subsumption n. (Logic) The premise of a syllogism that contains the minor term. |
| SUBSUMPTIVE | • subsumptive adj. Relating to, or containing, a subsumption. • SUBSUMPTIVE adj. tending to subsume. |
| SUBURBANISM | • suburbanism n. Suburban lifestyles and attitudes generally. • SUBURBANISM n. the state of being suburban. |
| SUPERJUMBOS | • superjumbos n. Plural of superjumbo. • SUPERJUMBO n. a very large airliner. |
| UMBILICUSES | • umbilicuses n. Plural of umbilicus. • UMBILICUS n. (Latin) the navel. |
| UNSLUMBROUS | • unslumbrous adj. (Archaic, poetic) sleepless. • UNSLUMBROUS adj. not slumbrous. |