Meaning of 弱さ in Japanese

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Definition of 弱さ

よわさ(yowasa) 【弱さ】

この校閲こうえつ力りょくの弱さは人手ひとでが足らないとしか考えられませんね。

I can only put this poor checking down to lack of people at work.

その戦士せんしは自分じぶんの強さつよいも弱さも分かっている。

The warrior is conscious of both his strength and his weakness.