O1P3O1S1S1U1M3S1
12 points
OPOSSUMS is validvalid
OPOSSUM, an arboreal mammal [n]
OPOSSUM, (Native American) any of various small or medium-sized marsupial mammals, mostly arboreal [n]
OPOSSUM, an arboreal mammal [n]
OPOSSUM, (Native American) any of various small or medium-sized marsupial mammals, mostly arboreal [n]