1) crude oil
2) crude
3) raw oil
4) natural oil
5) crude petroleum
6) petroleum
7) fossil oil
8) mineral naphtha
9) rock oil
the naturally occurring mineral oil consisting essentially of many types of hydrocarbons
GRM: n. (1,2,3,4,5,6,7,8,9)
USG: one of the first names of petroleum (7), naphtha = an archaic term for petroleum (8)
Note: crude oil may be of paraffinic, asphaltic or mixed base, according to the presence of paraffin wax, bitumen, or both paraffin wax and bitumen in the residue after atmospheric distillation; the term petroleum includes gaseous and solid as well as liquid hydrocarbons; crude oil may include small amounts of nonhydrocarbons produced with the liquids; crude oils are also classified according to the distribution of the hydrocarbons they contain
References:
SPE asphaltic petroleum
SPE aromatic crude oil
SPE naphtheno-paraffinic crude oil
SPE naphthenic crude oil
SPE naphthenic crude
SPE naphthenic base crude
SPE naphthene base crude
SPE paraffinic crude oil
SPE sour crude oil
SPE sweet crude oil
SPE topped
SPE reduced crude
SPE non-corrosive crude oil
SPE asphalt base petroleum
SPE sour crude oil
SPE sour crude
SPE topped crude

ENERGY TERM COURTESY OF ENERGY.EU