needs oiling
- squeakyHigh-pitched and grating
- rustyCorroded or unpracticed
- creakyMaking strained sounds
- hingesSwinging joint hardware
- stiffNot easily bent
WD-40 · lubricant · grinding · stuck · door · joint · friction · maintenance · grease · corroded · mechanism · seized · neglected · gears · cranky · stubborn · dry · worn
functional smoothness
needs oilingfrictionless
Having no resistance
well-maintained · gliding · silent · in fine fettle · effortless
mechanical lubrication state
needs oilingwell-oiled
Smoothly efficient, friction-free
greased · oiled · lubricated · slick · slippery