Bachelor under discussion. Also in the Victorian era, the term "confirmed bachelor" denoted a man who was resolute to remain unmarried. By the later 19th century, the term "bachelor" had acquired the general sense of "unmarried man". The expression bachelor party is recorded 1882. In 1895, a feminine equivalent "bachelor-girl" was coined, replaced in US English by "bachelorette" by the mid-1930s. After World War II, this terminology came to be seen as antiquated and has been mostly replaced by the gender-neutral term "single" (first recorded 1964). In England and Wales, the term "bachelor" remained the official term used for the purpose
Spinster spun wool. According to the "Online Etymological Dictionary", spinning was "commonly done by unmarried women, hence the word came to denote" an unmarried woman in legal documents from the 1600s to the early 1900s, and "by 1719 was being used generically for 'woman still unmarried and beyond the usual age for it' ". As a denotation for unmarried women in a legal context, the term dates back to at least 1699, and was commonly used in banns of marriage of the Church of England where the prospective bride was described as a "spinster of this parish". The "Oxford American Dictionary"