oil |ɔɪl| — a slippery or viscous liquid or liquefiable substance not miscible with water

oil-bearing |ˈɔɪl beərɪŋ| — containing oil

oil-painting |ˈɔɪl peɪntɪŋ| — A painting done with oil paints.

oil-well |ˈɔɪl ˌwel| — A hole drilled into the earth from which petroleum is pumped

oilcake |ˈɔɪlkeɪk| — Alternative spelling of oil cake.

oilcan |ˈɔɪlkæn| — a can with a long nozzle to apply oil to machinery

oilcloth |ˈɔɪlklɔːθ| — cloth treated on one side with a drying oil or synthetic resin

oiled |ˌɔɪld| — treated with oil

oiler |ˈɔɪlə| — a worker who oils engines or machinery

oilers |ˌɔɪlərz| — plural form of oiler

oilfield |ˈɔɪlfiːld| — a region rich in petroleum deposits (especially one with producing oil wells)

oiliness |ˈɔɪlɪnəs| — consisting of or covered with oil

oilman |ˈɔɪlmæn| — a person who owns or operates oil wells

oilskin |ˈɔɪlskɪn| — a macintosh made from cotton fabric treated with oil and pigment to make it waterproof

oily |ˈɔɪlɪ| — containing an unusual amount of grease or oil

oink |ɔɪŋk| — the short low gruff noise of the kind made by hogs

ointment |ˈɔɪntmənt| — semisolid preparation (usually containing a medicine) applied externally as a remedy or for soothing an irritation