income
fossil fuel
survey
manufacture
Afford
chore
babysit
extract
source
errand
a natural fuel such as coal or gas, formed in the geological past from the remains of living organisms.
remove or take out, especially by effort or force.
a short journey undertaken in order to deliver or collect something, especially on someone else's behalf.
make (something) on a large scale using machinery.
have enough money to pay for.
a place, person, or thing from which something comes or can be obtained.
