defenceless
1. [ adjective ] lacking protection or support
Synonyms: defenseless
Examples:

"a defenseless child"

Related terms: vulnerable
2. [ adjective ] lacking weapons for self-defense
Synonyms: defenseless
Related terms: unarmed
Similar spelling:   defencelessly
  defenseless
  defunctness
  deepness
  defence_force
  defensible
  defence_system
  defensively
  defensiveness
  defenestrate
  deviance
  defiance
  defensive