weak-kneed

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الإنجليزية - التركية
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الإنجليزية - الإنجليزية
Lacking will power or strength of character; timid

It is incontrovertible that the children grow up into rotten adults, without virility or stamina, a weak-kneed, narrow-chested, listless breed, that crumples up and goes down in the brute struggle for life.

without resolute purpose or energy
If you describe someone as weak-kneed, you mean that they are unable or unwilling to do anything because they are influenced by a strong emotion such as fear. He would need all his authority to keep the weak-kneed volunteers from bolting. lacking courage and unable to make your own decisions
lacking will power or resolution; "the role of the dissenter is not for the weak-kneed
indecisive; not thorough
weakkneed
Having weak knees; hence, easily yielding; wanting resolution