vulnerability
US /ˌvʌl.nɚ.əˈbɪl.ə.t̬i/
UK /ˌvʌl.nɚ.əˈbɪl.ə.t̬i/

1.
the quality or state of being exposed to the possibility of being attacked or harmed, either physically or emotionally
:
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The old bridge's vulnerability to strong winds was a concern.
•
Sharing your feelings can be a sign of strength, not vulnerability.