| DOWNSPINS | • DOWNSPIN n. a spinning motion. |
| NONPLUSES | • nonpluses n. Plural of nonplus. • nonpluses v. Third-person singular simple present indicative form of nonplus. • NONPLUS v. to take aback, baffle. |
| PENSIONES | • pensiones n. Plural of pensione. • PENSIONE n. (Italian) a boardinghouse. |
| PENTOSANS | • pentosans n. Plural of pentosan. • PENTOSAN n. a complex carbohydrate found in cellulose, also PENTOSANE. |
| PHONINESS | • phoniness n. The condition or quality of being phony or fake. • PHONINESS n. the state of being phony, also PHONEYNESS. |
| PONYSKINS | • ponyskins n. Plural of ponyskin. • PONYSKIN n. the skin of a foal used as a fur. |
| PRONENESS | • proneness n. The quality or state of being prone, or of bending downward. • proneness n. The state of lying with the face down. • proneness n. (Dated) Descent; declivity. |
| SAPONINES | • saponines n. Plural of saponine. • SAPONINE n. a soapy substance obtained from plants, also SAPONIN. |
| SPONSINGS | • sponsings n. Plural of sponsing. • SPONSING n. a platform jutting from ship's deck for gun or wheel, also SPONSON. |
| SPONSIONS | • sponsions n. Plural of sponsion. • SPONSION n. the act of becoming surety for another. |
| SPONTOONS | • spontoons n. Plural of spontoon. • SPONTOON n. a small-headed halberd formerly carried by some infantry officers. |
| UNPERSONS | • unpersons n. Plural of unperson. • UNPERSON v. to make someone into an unperson. |
| UNPOISONS | • unpoisons v. Third-person singular simple present indicative form of unpoison. • UNPOISON v. to rid of poison. |
| UNPRISONS | • unprisons v. Third-person singular simple present indicative form of unprison. • UNPRISON v. to release from prison. |