T1E1T1R1A1D2R1A1C3H4M3S1
20 points
TETRADRACHMS is validvalid
TETRADRACHM, an ancient Greek coin worth four drachmas [n]
TETRADRACHM, (Greek) a unit of Greek currency [n]
TETRADRACHM, an ancient Greek coin worth four drachmas [n]
TETRADRACHM, (Greek) a unit of Greek currency [n]