| ISOCHASMS | • isochasms n. Plural of isochasm. • ISOCHASM n. a line connecting points of equal frequency of aurorae. |
| ISTHMUSES | • isthmuses n. Plural of isthmus. • ISTHMUS n. (Latin) a strip of land connecting two larger land masses. |
| MISHEGOSS | • mishegoss n. (Slang) Madness; silliness. • MISHEGOSS n. (Yiddish) madness, foolishness, also MESHUGAAS, MISHEGAAS, MISHUGAS. |
| MISSHAPES | • misshapes v. Third-person singular simple present indicative form of misshape. • MISSHAPE v. (Spenser) to shape badly. |
| MISSHOODS | • MISSHOOD n. the state of being a miss. |
| MUSHINESS | • mushiness n. The characteristic of being mushy. • MUSHINESS n. the state of being mushy. |
| PSEPHISMS | • psephisms n. Plural of psephism. • PSEPHISM n. (historical) a decree of the Athenian assembly (from their voting with pebbles). |
| PSYCHISMS | • psychisms n. Plural of psychism. • PSYCHISM n. the doctrine of a universal soul. |
| SAPPHISMS | • sapphisms n. Plural of sapphism. • SAPPHISM n. lesbianism. |
| SHAMISENS | • shamisens n. Plural of shamisen. • SHAMISEN n. (Japanese) a banjo-like 3-stringed instrument, also SAMISEN. |
| SHAMOISES | • SHAMOIS v. to clean with this. |
| SHLOSHIMS | • SHLOSHIM n. (Hebrew) the period of thirty days' deep mourning after a death. |
| SIDHUISMS | • Sidhuisms n. Plural of Sidhuism. • SIDHUISM n. (Hinglish) any contrived metaphor or simile, also SIDDHUISM. |
| SMASHINGS | • smashings n. Plural of smashing. • SMASHING n. the act of smashing. |
| SMISHINGS | • SMISHING n. the practice of using fraudulent text messages to extract financial data from users for purposes of identity theft. |
| SYMPHYSIS | • symphysis n. (Anatomy) The process of two originally separate bones growing together as the subject matures, as with… • symphysis n. (Anatomy) A place where two bones are closely joined in the median plane of the body, either forming… • SYMPHYSIS n. the union or growing together of bones. |