Wyvern folklore is rarely fire-breathing like the four-legged dragon. Sometimes modern fantasy book and media authors have wyverns that are frost-breathing or poison-breathing instead of fire-breathing. The current spelling "wyvern" is not attested before the seventeenth century as "winged two-footed dragon". According to the Oxford English Dictionary, it is an alteration of Middle English "wyver" (attested thirteenth century), from Anglo-French "wivre" (cf. French "guivre" and "vouivre"), which originate from Latin "vīpera", meaning "viper", "adder", or "asp". Conversely, medievalist William Sayers proposes a more complex origin for the term. He notes that the Anglo-French "guivre" and its Middle English derivative ceased to
Women in heraldry Women in heraldry Due to the differing role of women in past society, special rules grew relating to the blazoning of arms for women. The rules for women and heraldry developed differently from place to place and there is no one single rule that applies everywhere. In general, arms of women were most likely depicted not on shields but on lonzeges or ovals. Different rules exist that depend on the woman's marital status and a married woman would also often make use of her husband's arms in addition to those from her family. In both the English and the Scottish