English

hyperinterest

From hyper- + interest.

Proto-Indo-European *úp

Proto-Indo-European *upér ‘over, above’

Proto-Hellenic *hupér

Ancient Greek ὑπέρ ‘over’

Proto-Indo-European *h₁es- ‘to be’

…

Latin intersum ‘to be between; to concern’

Medieval Latin intersum ‘to concern’

Old French interesse

Middle English interest

Today it means

noun Synonym of hyperfocus.

Language periods are conventional ranges, not dates for this word.

Etymograph / hyperinterest