| ISOSPINS | • isospins n. Plural of isospin. • ISOSPIN n. a quantum number applied to members of closely related groups of particles. |
| PASSIONS | • passions n. Plural of passion. • passions v. Third-person singular simple present indicative form of passion. • PASSION v. to exhibit strong feeling. |
| POISSONS | • Poissons n. Plural of Poisson. • POISSON n. (French) a fish. |
| POSHNESS | • poshness n. The state or condition of being posh. • POSHNESS n. the quality of being posh. |
| POUSSINS | • poussins n. Plural of poussin. • POUSSIN n. (French) a chicken raised for eating at around six weeks old. |
| SONSHIPS | • sonships n. Plural of sonship. • SONSHIP n. the state of being a son, also SONHOOD. |
| SPONSONS | • sponsons n. Plural of sponson. • SPONSON n. a platform jutting from ship's deck for gun or wheel, also SPONSING. |
| SPONSORS | • sponsors n. Plural of sponsor. • sponsors v. Third-person singular simple present indicative form of sponsor. • SPONSOR v. to act as a sponsor. |
| STEPSONS | • stepsons n. Plural of stepson. • STEPSON n. a son of one's spouse by a former marriage. |
| SUNSPOTS | • sunspots n. Plural of sunspot. • sun␣spots n. Plural of sun spot. • SUNSPOT n. a dark spot on the surface of the sun. |
| SYNOPSES | • synopses n. Plural of synopsis. • SYNOPSIS n. a general view; a summary. |
| SYNOPSIS | • synopsis n. (Authorship) A brief summary of the major points of a written work, either as prose or as a table; an… • synopsis n. A reference work containing brief articles that taken together give an overview of an entire field. • synopsis n. (Orthodoxy) A prayer book for use by the laity of the church. |