| AQUAFORTISES | • AQUAFORTIS n. concentrated nitric acid, used for etching. |
| AQUAFORTISTS | • aquafortists n. Plural of aquafortist. • AQUAFORTIST n. an etcher or engraver who uses aquafortis. |
| FAVOURITISMS | • favouritisms n. Plural of favouritism. • FAVOURITISM n. the state of having favourites. |
| FLOURISHIEST | • FLOURISHY adj. full of flourishes. |
| FLUSTRATIONS | • FLUSTRATION n. (obsolete) flustering. |
| FRUSTRATIONS | • frustrations n. Plural of frustration. • FRUSTRATION n. the act of frustrating. |
| INSUFFLATORS | • insufflators n. Plural of insufflator. • INSUFFLATOR n. one who insufflates. |
| INTERFUSIONS | • interfusions n. Plural of interfusion. • INTERFUSION n. the act of interfusing. |
| OVERFUSSIEST | • OVERFUSSY adj. too fussy. |
| PERFUSIONIST | • perfusionist n. A trained clinician who operates the heart-lung machine during cardiac and other surgeries. • PERFUSIONIST n. the member of a surgical team administering continuous blood transfusion. |
| PYROSULFITES | • pyrosulfites n. Plural of pyrosulfite. • PYROSULFITE n. as in sodium pyrosulfite, an inorganic compound used as a preservative, antioxidant and disinfectant. |
| SALUTIFEROUS | • salutiferous adj. (Now rare) Conducive to good health; healthy. • salutiferous adj. Conducive to safety or salvation. • SALUTIFEROUS adj. conducive to health or wellbeing. |
| STANNIFEROUS | • stanniferous adj. Containing or producing the metal tin. • STANNIFEROUS adj. bearing tin. |
| STELLIFEROUS | • stelliferous adj. Filled with stars; starry. • STELLIFEROUS adj. having many stars. |
| SUFFRUTICOSE | • suffruticose adj. (Botany) Having a woody base, but shrubby higher up. • SUFFRUTICOSE adj. of a perennial plant, having a woody base, but remaining herbaceous in upper part. |
| SULFURATIONS | • sulfurations n. Plural of sulfuration. • SULFURATION n. the process of treating with sulfur, also SULPHURATION. |
| SUPERPROFITS | • superprofits n. Plural of superprofit. • SUPERPROFIT n. an exceptional profit. |
| TRANSFUSIONS | • transfusions n. Plural of transfusion. • TRANSFUSION n. the act of transfusing esp. blood. |