From Naruto chapter 670,

[![](https://i.stack.imgur.com/xiYFX.jpg)](https://i.stack.imgur.com/xiYFX.jpg)

I have doubts about とは in this sentence

> 言葉の探求一般、学問全般 **とは** あいまいなものであり

I wonder if this と is used for comparison. 言葉の探求 is あいまいなもの compared to 学問全般?
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2023-05-11T03:44:41.640
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question
grammar
Doubt about とは in this sentence