C3R1U1D2E1
8 points
CRUDE is validvalid
unrefined [adj CRUDER, CRUDEST] : CRUDELY [adv], CRUDENESS [n], CRUDITY [n] / unrefined petroleum [n CRUDES]
unrefined petroleum [n -S] / unrefined [adj CRUDER, CRUDEST, CRUDELY]
unrefined [adj CRUDER, CRUDEST] : CRUDELY [adv], CRUDENESS [n], CRUDITY [n] / unrefined petroleum [n CRUDES]
unrefined petroleum [n -S] / unrefined [adj CRUDER, CRUDEST, CRUDELY]