The letters of an actual word have been then employed to build an acronym. To put it briefly, the word existed, then the acronym was established in the letters inside the word. Backronyms: en.wikipedia.org/wiki/Backronym David Bowman Agree with Jimi that probably the most suitable antonym for "free of charge" https://collinjmnll.blog4youth.com/40241580/the-best-side-of-pallets-free-people