Nouns

(n)oila slippery or viscous liquid or liquefiable substance not miscible with water
(n)oil, oil color, oil colouroil paint containing pigment that is used by an artist
(n)petroleum, crude oil, crude, rock oil, fossil oil, oila dark oil consisting mainly of hydrocarbons
(n)vegetable oil, oilany of a group of liquid edible fats that are obtained from plants

Verbs

(v)oilcover with oil, as if by rubbing“oil the wooden surface”
(v)anoint, inunct, oil, anele, embrocateadminister an oil or ointment to; often in a religious ceremony of blessing