functional usable useable operable operational
functional%5:00:00:serviceable:00 usable%5:00:00:serviceable:00 useable%5:00:00:serviceable:00 operable%5:00:00:serviceable:00 operational%5:00:00:serviceable:00
funkcionalen operativen delujoč
fit or ready for use or service
the toaster was still functional even after being dropped the lawnmower is a bit rusty but still usable an operational aircraft the dishwasher is now in working order