This is the 8297th most frequent Japanese word.
弱み
"Weakness" or "vulnerability."
In this sentence, '弱み' refers to a personal vulnerability or flaw that someone is aware of.
彼は私の弱みを知っている。
He knows my weakness.
Here, '弱み' denotes a compromised position or disadvantage that someone uses strategically.
彼女は交渉中に相手の弱みをつかんだ。
She exploited the other's weakness during the negotiation.
In this context, '弱み' means a visible state of being weak or delicate, such as physical weakness or vulnerability.