upkeep

1. Activity involved in maintaining something in good working order (synset 100268366)
   "he wrote the manual on car care"
   is a type of: fix, fixing, fixture, mend, mending, repair, reparation - the act of putting something in working order again
   subtypes:

   • camera care - keeping a camera in good working order
   • car care - keeping a car in good working order
   • inspection and repair, overhaul, service - periodic maintenance on a car or machine
   • pump priming - introducing water into a pump to improve the seal and start the water flowing
   • scheduled maintenance - maintenance at a regularly scheduled time
   • steam fitting - care (installation and maintenance) of equipment for ventilating or heating or refrigerating
   same as: care, maintenance
2. The act of sustaining life by food or providing a means of subsistence (synset 101218681)
   "they were in want of sustenance"; "fishing was their main sustainment"
   is a type of: support - the activity of providing for or maintaining by supplying with money or necessities
   same as: maintenance, sustainment, sustenance, sustentation

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