"Guttiferae" is a scientific term used to describe a family of flowering plants known for producing a resinous sap. Some common synonyms for this word include "Clusiaceae," "Hypericaceae," and "St. John's wort family." While each of these terms refers to the same group of plants, they may be preferred by different groups of researchers or scientists. It is important to note that the use of synonyms can be context-specific, and may vary depending on the discipline or field of study. Ultimately, the choice of which term to use will be guided by the specific needs and preferences of the speaker or author.