| BUTTONHOLDING | • BUTTONHOLD v. to detain in talk, also BUTTONHOLE. |
| BUTTONHOOKING | • buttonhooking v. Present participle of buttonhook. • BUTTONHOOK v. to make a kind of offensive play in American football. |
| CONTRIBUTIONS | • contributions n. Plural of contribution. • CONTRIBUTION n. the act of contributing. |
| DINOTURBATION | • dinoturbation n. Bioturbation caused by the movements of dinosaurs. • DINOTURBATION n. the effects of dinosaur trampling on the formation of sedimentary rock. |
| INSUBSTANTIAL | • insubstantial adj. Lacking substance; not real or strong. • INSUBSTANTIAL adj. not substantial. |
| INTURBIDATING | • inturbidating v. Present participle of inturbidate. • INTURBIDATE v. to render turbid. |
| SUBALTERNANTS | • subalternants n. Plural of subalternant. • SUBALTERNANT n. in logic, a universal in relation to the subaltern particular. |
| SUBCONTINENTS | • subcontinents n. Plural of subcontinent. • SUBCONTINENT n. a large landmass smaller than a continent. |
| SUBLIEUTENANT | • sublieutenant n. Alternative form of sub-lieutenant. • sub-lieutenant n. (Military, navy) A commissioned officer of the navy whose rank is immediately below that of a lieutenant. • SUBLIEUTENANT n. a commissioned officer in the British navy ranking immediately below lieutenant. |
| TINTINNABULAR | • tintinnabular adj. (Uncommon) Of or related to bells; of the nature of a bell. • tintinnabular adj. (Uncommon) Of or related to bell-ringing. • TINTINNABULAR adj. ringing, like a bell, also TINTINNABULANT, TINTINNABULARY. |
| TINTINNABULUM | • tintinnabulum n. A small clinking bell, particularly (historical) a small bell used to call monks to certain tasks. • tintinnabulum n. A set of bells or metal plates used as a musical instrument or as a toy. • TINTINNABULUM n. a usually high-pitched bell; a bell-rattle. |
| UNCONTESTABLE | • uncontestable adj. Not contestable. • UNCONTESTABLE adj. not contestable. |
| UNSUBSTANTIAL | • unsubstantial adj. (Archaic) Insubstantial. • UNSUBSTANTIAL adj. not substantial. |