wisdom · noun U /ˈwɪz.dəm/Full view
wisdom
B2 the ability to use your knowledge and experience to make good decisions and judgments
Dictionary examples:

As a coach, he says, he often gleans wisdom from his students.

They had doubts about the wisdom of spending such a sum.

Did we ever stop to question the wisdom of going to war?

Before I went off to college, my father gave me a few words of wisdom.

Learner example:

However, these two [subjects] are vital for us to obtain the wisdom needed in [later] life. (First Certificate in English; B2; Polish)

conventional wisdom
C1 what most people believe
Dictionary example:

These ideas about child care go against the conventional wisdom.

Learner example:

Thus, against conventional wisdom, I think that while a lot of adult problems are caused by money or the lack of it, it is really the ability to deal with money and to see money as a means rather than an end. (International English Language Testing System; C1; Malay)

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