Gas

bencina

(fuel — see also gasoline)

gas

((uncountable, chemistry) state of matter)

gasolina

(fuel — see also gasoline)

nafta

(fuel — see also gasoline)

acelerar

(give a vehicle more fuel in order to accelerate)

echar gasolina

(fill a vehicle's fuel tank)

gasear

(to kill with poisonous gas)

llenar el tanque

(fill a vehicle's fuel tank)

repostar

(fill a vehicle's fuel tank)