maintainer

noun

Etymology: From Anglo-Norman maintenour, Old French mainteneor, from maintenir (“to maintain”); with later remodelling of the suffix after -er. By surface analysis, maintain + -er.

1. Someone who keeps or upholds something; a steward.

   “He become the maintainer of the software project.”

   “Blessed are the maynteyners of peace: for they shalbe called the chyldren of God.”

2. A person who does maintenance work.

   ““In somm trouble. Got off trail to go to br. Now lost. Can u call AMC to c if a trail maintainer can help me. Somewhere north of woods road. Xox,” she wrote.”

   ““To stay open, the senior enlisted leader of U.S. Forces-Afghanistan Forward said he needed people to cover security,” Duncan wrote. “Personnel Recovery Task Force (PRTF) Pilots, maintainers and support personnel donned their vests, helmets and M-4 rifles and manned defensive fighting positions.””

3. A device used to keep teeth in a given position.