The story
- Proto-Indo-European*h₁én
- Ancient Greekἐν (en)
- Ancient Greekἐν- (en-)
- Ancient Greekφράσσω (phrássō)
- Ancient Greekἐμφράσσω (emphrássō)
- Ancient Greekἐμφρακτικός (emphraktikós)
- Medieval Latinemphracticu
- English todayemphractic
Learned borrowing from Medieval Latin emphracticus (“obstructive, causing obstruction”), borrowed from Ancient Greek ἐμφρακτικός (emphraktikós, “likely to obstruct, stop”), from ἐμφράσσω (emphrássō, “to bar a passage, block up, stop up”) + -τικός (-tikós), from ἐν- (en-) + φράσσω (phrássō).
Etymology from Wiktionary, CC BY-SA 4.0.