| HOYDENISHNESS | • hoydenishness n. The quality of being hoydenish. • HOYDENISH n. like a hoyden, also HOIDENISH. |
| HYPERSTHENIAS | • hypersthenias n. Plural of hypersthenia. • HYPERSTHENIA n. a morbid condition marked by excessive excitement of all the vital phenomena. |
| HYPOGNATHISMS | • HYPOGNATHISM n. the state of being hypognathous. |
| HYPOTHESISING | • hypothesising v. Present participle of hypothesise. • HYPOTHESISE v. to form a hypothesis, also HYPOTHESIZE, HYPOTHETISE, HYPOTHETIZE. |
| HYSTERANTHOUS | • hysteranthous adj. (Botany) Having the leaves emerge after the flowers have opened. It typically refers to geophytes that… • HYSTERANTHOUS adj. having the leaves appearing after the flowers. |
| ICHTHYORNISES | • ICHTHYORNIS n. a toothed fossil bird of America. |
| OSTEICHTHYANS | • osteichthyans n. Plural of osteichthyan. • OSTEICHTHYAN n. a bony fish. |
| OXYRHYNCHUSES | • OXYRHYNCHUS n. an Egyptian fish, sacred to the goddess Hathor, represented on coins and sculptures. |
| PHYSICIANSHIP | • physicianship n. The role or position of a physician. • PHYSICIANSHIP n. the office of physician. |
| PSYCHASTHENIA | • psychasthenia n. (Dated) A psychological disorder characterized by phobias, obsessions, compulsions, or excessive anxiety. • PSYCHASTHENIA n. an incapacity to resolve doubts/uncertainties or to resist obsessions/compulsions that one knows are irrational. |
| PSYCHASTHENIC | • psychasthenic adj. Affected with, or relating to, psychasthenia. • psychasthenic n. An individual who has psychasthenia. • PSYCHASTHENIC adj. relating to psychasthenia. |
| SPHYGMOPHONES | • sphygmophones n. Plural of sphygmophone. • SPHYGMOPHONE n. an instrument for hearing the pulse. |
| SYNCHROMESHES | • synchromeshes n. Plural of synchromesh. • SYNCHROMESH n. a synchromesh gear. |
| WHEYISHNESSES | • WHEYISHNESS n. the state of being wheyish. |
| YACHTSMANSHIP | • yachtsmanship n. The skill or art of sailing a yacht. • YACHTSMANSHIP n. the art of sailing a yacht. |