| APTNESSES | • aptnesses n. Plural of aptness. • APTNESS n. the quality of being apt. |
| EPISTASES | • epistases n. Plural of epistasis. • EPISTASIS n. the suppression of a gene by another non-allelomorphic gene. |
| PATNESSES | • patnesses n. Plural of patness. • PATNESS n. suitability. |
| PERTUSSES | • pertusses n. Plural of pertussis. • PERTUSSIS n. (Latin) whooping cough. |
| PETASOSES | • PETASOS n. (Greek) a broad-brimmed hat worn in ancient Greece, also PETASUS. |
| PETASUSES | • PETASUS n. (Latin) a broad-brimmed hat worn in ancient Greece, also PETASOS. |
| POETESSES | • poetesses n. Plural of poetess. • POETESS n. a female poet, also POETRESSE. |
| PORTESSES | • portesses n. Plural of portess. • PORTESS n. (historical) a portable breviary, also PORTAS, PORTEOUS, PORTESSE, PORTHORS, PORTHOS, PORTHOUSE, PORTOUS. |
| PRESTRESS | • prestress v. (Construction) To apply stress to structural components in order to produce a tension that counteracts… • prestress adj. (Linguistics) Before a stress (emphasis placed on a syllable of a word). • PRESTRESS v. to stress in advance. |
| PRIESTESS | • priestess n. A woman with religious duties and responsibilities in certain non-Christian religions. • priestess n. (Religious slur, uncommon) A female Christian priest or minister, typically in a Protestant, Old Catholic… • priestess n. (Colloquial, obsolete) A priest’s wife. |
| SEMPSTERS | • sempsters n. Plural of sempster. • SEMPSTER n. a person who sews. |
| SIDESTEPS | • sidesteps n. Plural of sidestep. • sidesteps v. Third-person singular simple present indicative form of sidestep. • SIDESTEP v. to step to one side. |
| SPATLESES | • SPATLESE n. (German) a sweet white wine made from grapes harvested after the main vintage. |
| STEEPNESS | • steepness n. (Uncountable) The state or quality of being steep. • steepness n. (Countable) The result or product of being steep. • STEEPNESS n. the state of being steep, also STEEPINESS. |
| SUPERSETS | • supersets n. Plural of superset. • supersets v. Third-person singular simple present indicative form of superset. • SUPERSET n. a set that includes all the elements of another set plus further elements. |
| SWEETSOPS | • sweetsops n. Plural of sweetsop. • SWEETSOP n. a tropical American evergreen; its sweet fruit. |