| OVERTRUMPING | • overtrumping v. Present participle of overtrump. • OVERTRUMP v. to trump with a higher card than the trump already played. |
| PARAMENSTRUA | • PARAMENSTRUUM n. the four days before and the four days after the onset of menstruation. |
| PERICRANIUMS | • pericraniums n. Plural of pericranium. • PERICRANIUM n. a membrane covering the skull. |
| PERINEPHRIUM | • PERINEPHRIUM n. the fatty tissue surrounding the kidney. |
| PREMEASURING | • premeasuring v. Present participle of premeasure. • PREMEASURE v. to measure in advance. |
| PREMENSTRUAL | • premenstrual adj. Occurring in the time period during the menstrual cycle leading up to the beginning of menstruation. • premenstrual adj. Relating to the time period in a girl’s life prior to her first experience of menstruation; prepubescent. • PREMENSTRUAL adj. taking place before menstruation. |
| PRENUMBERING | • prenumbering v. Present participle of prenumber. • PRENUMBER v. to number in advance. |
| PROCUREMENTS | • procurements n. Plural of procurement. • PROCUREMENT n. the act of procuring. |
| UNDERDAMPERS | • underdampers n. Plural of underdamper. • UNDERDAMPER n. in a type of upright piano, a damper positioned below the hammers. |
| UNDERPERFORM | • underperform v. To underachieve; to fail to reach standards or expectations, especially with respect to a financial investment. • UNDERPERFORM v. to perform insufficiently. |
| UNDERTRUMPED | • undertrumped v. Simple past tense and past participle of undertrump. • UNDERTRUMP v. to play a lower trump on a trick to which a higher trump has already been played. |
| UNPERFORMING | • UNPERFORMING adj. not performing. |
| UNPROGRAMMED | • unprogrammed adj. Not programmed. • unprogrammed adj. (Quakerism) Having religious services that take the form of silent group meditation. • UNPROGRAMMED adj. not programmed. |