spareshield

noun
UK /ˈspɛəʃiːld/
US /ˈspɛrʃiːld/

A spare shield is an extra shield you keep to use if your first one breaks.

The knight packed a spareshield in case his main one cracked in battle.


OTHER MEANINGS

2. A protective cover kept as a replacement for a worn or damaged one.

He kept a spareshield over the machine's motor in the storeroom.

3. In games, an extra protective item that can be used after the first is lost.

She grabbed a spareshield from her inventory before the boss fight.

4. A person or thing that serves as a secondary safeguard.

The backup generator acted as a spareshield during the storm.