helpless; unsupported; without assistance
Describes a state of being without help, support, or backup; often used in formal or written contexts such as news reports.
They had no choice but to keep fighting in a helpless state, without any support.
That area was left behind without any assistance.
isolated and helpless; alone and unassisted
Compound of 無 (mu, 'without') and 援 (en, 'aid' or 'support'). The exact historical derivation is uncertain, but the meaning is transparent from its components.