n. An obsolete form of ivy.n. See ivy.n. A termination of Latin origin, forming adjectives from verbs, meaning ‘doing’ so and so, or ‘serving to do’ so and so, or otherwise noting an adjective status, as in active, acting, passive, suffering, demonstrative, serving to show, formative, serving to form, purgative, serving to purge, adoptive, collective, festive, furtive, native, infinitive, relative, etc. Many such adjectives are also used as nouns, as in some of the examples cited.