Dict: strongs - Dem
Strongs:
G1214 @ Δημᾶς Dēmas day-mas' Probably for G1216; Demas a Christian: - Demas.
G1216 @ Δημήτριος Dēmētrios day-may'-tree-os From Δημήτηρ Dēmētēr (Ceres); Demetrius the name of an Ephesian and of a Christian: - Demetrius.