Rest in peace (acronym R.I.P.) in the second person singular, or “Requiescite in pace” in the second person plural. In the common phrase "Requiescat in pace" the "-at" ending is appropriate because the verb is a third-person singular present active subjunctive used in a hortative sense: "May he/she rest in peace." The phrase was first found on tombstones some time before the fifth century. It became ubiquitous on the tombs of Christians in the 18th century, and for High Church Anglicans, Methodists, as well as Roman Catholics in particular, it was a prayerful request that their soul should find peace in the afterlife.
Latin influence in English became wholly English. By the time Middle English arose as the dominant language in the late 14th century, the Normans (French people) had contributed roughly 10,000 words to English of which 75% remain in use today. Continued use of Latin by the Church and centres of learning brought a steady, though dramatically reduced, influx of new Latin lexical borrowings. During the English Renaissance, from around 1500–1650, some 10,000 to 12,000 words entered the English lexicon, including "lexicon". Some examples include: aberration, allusion, anachronism, democratic, dexterity, enthusiasm, imaginary, juvenile, pernicious, sophisticated. Many of these words were borrowed directly from Latin, both