何なになのか
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Meanings
Expression
1. what is it (that); the meaning of something; what something is about
Other readings
Kanji used
Examples4
What makes one person a genius and another person a fool?
It is worthwhile considering what it is that makes people happy.
Nobody knows what it is that has been bothering him so much.
Even though I felt that there was something strange, I just didn't know what it was.