antihypertension

Etymology tree
Proto-Indo-European *h₂ent-
Proto-Indo-European *-s
Proto-Indo-European *h₂énts
Proto-Indo-European *-i
Proto-Indo-European *h₂énti
Ancient Greek ᾰ̓ντῐ́ (ăntĭ́)
Ancient Greek ἀντι- (anti-)der.
English anti-
Proto-Indo-European *úp
Proto-Indo-European *-er
Proto-Indo-European *upér
Proto-Hellenic *hupér
Ancient Greek ῠ̔πέρ (hŭpér)
Ancient Greek ῠ̔περ- (hŭper-)der.
English hyper-
Proto-Indo-European *ten-
Proto-Indo-European *tend-der.
Proto-Italic *tendō
Latin tendō
Proto-Indo-European *-tis
Proto-Indo-European *-Hō
Proto-Indo-European *-tiHō
Proto-Italic *-tiō
Latin -tiō
Latin tēnsiōder.
Middle French tensionbor.
English tension
English hypertension
English antihypertension
From anti- + hypertension.