forgeable

/ˈfɔrdʒəbəl/
adjective
  1. Capable of being shaped or formed by heating and hammering (usually metal).
    • Not all metals are forgeable; some are too brittle to hammer.
    • The blacksmith chose a forgeable steel for the sword blade.
    • Iron is highly forgeable when heated to the right temperature.
  2. Capable of being copied or faked fraudulently.
    • The signature was easily forgeable because it was so simple.
    • Digital certificates are designed to be difficult to forgeable.
    • Modern banknotes include features that make them less forgeable.