| COCKAMAMIEST | • COCKAMAMY adj. ridiculous, incredible, also COCKAMAMIE. |
| COUNTERMARKS | • countermarks n. Plural of countermark. • COUNTERMARK n. an additional mark put on a bale of goods belonging to several merchants, so that it may not be opened except in the presence of all the owners. |
| DEMARKATIONS | • demarkations n. Plural of demarkation. • DEMARKATION n. the act of demarking, also DEMARCATION. |
| EMBARKATIONS | • embarkations n. Plural of embarkation. • EMBARKATION n. the act of embarking. |
| IMPARKATIONS | • IMPARKATION n. the act of imparking. |
| KERATOMETERS | • keratometers n. Plural of keratometer. • KERATOMETER n. an instrument for measuring curvature of the cornea. |
| KERATOTOMIES | • keratotomies n. Plural of keratotomy. • KERATOTOMY n. surgery of the cornea. |
| KLEPTOMANIAS | • kleptomanias n. Plural of kleptomania. • KLEPTOMANIA n. an obsessive urge to steal, driven by emotional disturbance rather than material need, also CLEPTOMANIA. |
| MACKINTOSHES | • mackintoshes n. Plural of mackintosh. • MACKINTOSH n. a waterproof raincoat made of rubberized cloth, also MACINTOSH. |
| MALAKATOONES | • MALAKATOONE n. (obsolete) a kind of large peach, also MELICOTTON, MELOCOTON, MELOCOTOON. |
| MASTERSTROKE | • masterstroke n. An action which demonstrates great skill or artistry. • master␣stroke n. Alternative form of masterstroke. • MASTERSTROKE n. a masterly performance or move. |
| METALWORKERS | • metalworkers n. Plural of metalworker. • METALWORKER n. one who works in metal. |
| MONOTASKINGS | • MONOTASKING n. the act of performing one task at a time. |
| STAKHANOVISM | • Stakhanovism n. A system instituted in communist countries to encourage increased productivity. • STAKHANOVISM n. the practice of working like a stakhanovite, a worker who received recognition for his or her part in increasing the rate of production. |
| STAKTOMETERS | • STAKTOMETER n. a pipette with a hollow bulb in the middle for counting drops, also STACTOMETER. |
| WORKMANLIEST | • WORKMANLY adj. in the fashion of a workman. |