| APPEALINGNESSES | • APPEALINGNESS n. the state of being appealing. |
| EPIPHENOMENALLY | • epiphenomenally adv. In an epiphenomenal manner. • EPIPHENOMENAL adv. of or relating to an epiphenomenon. |
| INAPPREHENSIBLE | • inapprehensible adj. That cannot be apprehended; not apprehensible to or graspable by either body or mind. • INAPPREHENSIBLE adj. not capable of being apprehended. |
| INTERPERCEPTUAL | • interperceptual adj. Between acts of perception. • INTERPERCEPTUAL adj. relating to interaction between modes of perception. |
| PAMPHLETEERINGS | • PAMPHLETEERING n. the writing and/or distribution of pamphlets. |
| PARALLELEPIPEDA | • PARALLELEPIPEDA n. solid figures bounded by six parallelograms, opposite pairs being identical and parallel (plural of parallelipedon*, which has 16 letters). |
| PARALLELEPIPEDS | • parallelepipeds n. Plural of parallelepiped. • PARALLELEPIPED n. a solid figure with each face a parallelogram. |
| PERIPHERALITIES | • peripheralities n. Plural of peripherality. • PERIPHERALITY n. the state of being peripheral. |
| PERPLEXEDNESSES | • PERPLEXEDNESS n. the state of being perplexed. |
| PREDEVELOPMENTS | • PREDEVELOPMENT n. a preliminary development. |
| PREEXPERIMENTAL | • preexperimental adj. Prior to an experiment. |
| PREPRESIDENTIAL | • prepresidential adj. Of or pertaining to the period before a person’s ascent to the presidency of a country. • PREPRESIDENTIAL adj. preceding a presidential election. |
| PURPOSELESSNESS | • purposelessness n. The state of being purposeless. • PURPOSELESS n. having no purpose. |
| SPELEOTHERAPIES | • SPELEOTHERAPY n. an alternative or complementary method of therapy for treating asthma and other respiratory diseases, involving periods spent underground in a salt mine. |
| SUPERSPECTACLES | • superspectacles n. Plural of superspectacle. • SUPERSPECTACLE n. an exceptional spectacle. |
| SUPPLEMENTARIES | • supplementaries n. Plural of supplementary. • SUPPLEMENTARY n. a supplement. |
| UNAPPREHENSIBLE | • unapprehensible adj. Alternative form of inapprehensible. • UNAPPREHENSIBLE adj. not apprehensible. |