| DELIGHTEDNESSES | • DELIGHTEDNESS n. the state of being delighted. |
| ELECTROGRAPHIES | • ELECTROGRAPHY n. the use of an electrograph, an instrument for recording electrical potential. |
| ENCEPHALITOGENS | • encephalitogens n. Plural of encephalitogen. • ENCEPHALITOGEN n. an encephalitogenic agent, such as a virus. |
| GENETHLIALOGIES | • GENETHLIALOGY n. the art of casting horoscopes. |
| GEOTECHNOLOGIES | • geotechnologies n. Plural of geotechnology. • GEOTECHNOLOGY n. the application of science and technology to the extraction and use of the earth's natural resources. |
| INTERCHANGEABLE | • interchangeable adj. Freely substitutable; that may be swapped at will. • interchangeable adj. Following each other in alternate succession; alternating. • interchangeable n. Anything that can be interchanged; a substitute. |
| LIGHTSOMENESSES | • LIGHTSOMENESS n. LIGHTSOME, having light; not dark or gloomy. |
| MEGALOCEPHALIES | • MEGALOCEPHALY n. the condition of having an unusually large head or cranial capacity, also MEGACEPHALY. |
| NEUROETHOLOGIES | • neuroethologies n. Plural of neuroethology. • NEUROETHOLOGY n. the description of features of animal behaviour in terms of the mechanisms of the nervous system. |
| OVERLENGTHENING | • overlengthening v. Present participle of overlengthen. • OVERLENGTHEN v. to lengthen excessively. |
| PAMPHLETEERINGS | • PAMPHLETEERING n. the writing and/or distribution of pamphlets. |
| PHENOMENOLOGIES | • phenomenologies n. Plural of phenomenology. • PHENOMENOLOGY n. the study of phenomena. |
| RIGHTABLENESSES | • RIGHTABLENESS n. the state of being rightable. |
| SIGHTLESSNESSES | • SIGHTLESSNESS n. the state of being sightless. |
| SLEDGEHAMMERING | • sledgehammering v. Present participle of sledgehammer. • SLEDGEHAMMER v. to strike with a sledgehammer. |
| STEEPLECHASINGS | • steeplechasings n. Plural of steeplechasing. • STEEPLECHASING n. the sport of riding in steeplechases. |