[adjective] - unable to do anything or protect yourself because you are weak or powerlessa helpless two-day-old babyThey found her lying sick and helpless with a high fever.Normally so confident, he felt helpless in her presence.The government is helpless (to act) against these crooks.
HELPLESS
Meaning of HELPLESS in English
Cambridge English vocab. Кембриджский английский словарь. 2012