Where does “antihyperalgesia” come from?

antihyperalgesia (English) comes from English hyperalgesia, from English hyper-, from Greek υπερ-, from Ancient Greek ὑπερ-, from Ancient Greek ὑπέρ, from Proto-Indo-European upér, from Proto-Indo-European upó, from Proto-Indo-European h₃ewp-.

Ancestry of “antihyperalgesia”, step by step

antihyperalgesia traces back through two separate lines of ancestry.

via English hyperalgesia

StepLanguageWordMeaning
1EnglishhyperalgesiaAn increased sensitivity to pain, which in one...
2Englishhyper-over, above or beyond; excessive; existing in...
3Greekυπερ-hyper, super; hyper-; super-, ultra-, sur-
4Ancient Greekὑπερ-over-, super-
5Ancient Greekὑπέρfor; over-much, above measure
6Proto-Indo-Europeanupérabove; over
7Proto-Indo-Europeanupóunder, below
8Proto-Indo-Europeanh₃ewp-

via English anti

StepLanguageWordMeaning
1EnglishantiOpposed to something; That has a torsion angle...
2Englishanti-Against, hostile to; Contrasting with the norm;...
3Ancient Greekἀντι-anti-, against; like, reminiscent of
4Ancient Greekᾰ̓ντῐ́opposite
Every word from Proto-Indo-European h₃ewp-Every word from Proto-Indo-European upóEvery word from Proto-Indo-European upér