
Abstruse
Not for Casual Talk
The term 'abstruse' is typically used in formal or academic settings rather than everyday conversations.

Her thesis on quantum mechanics is rather abstruse.
Shows Expertise
'Abstruse' often suggests a high level of understanding or expertise is required to comprehend the subject.

The professor's abstruse lecture went over the students' heads.
Expect Effort
When something is described as abstruse, expect to put in effort to understand it.

I spent hours trying to decipher the abstruse text.
Compare with
ArcaneComplexCrypticEnigmaticEsotericObscurePuzzleRecondite
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