weakness
/ˈwiːknəs ˈवीक्नस्/ noun 1 [U] the state of being weak दुर्बलता, कमज़ोरी, निर्बलता, अशक्तता
He thought that crying was a sign of weakness.
2 [C] a fault or lack of strength, especially in a person’s character दुर्बल पक्ष, कमज़ोरी (विशेषतः व्यक्ति के चरित्र में)
It’s important to know your own strengths and weaknesses.
✪ विलोम strength (अर्थ सं. 1 और 2 के लिए)