The story
- Proto-Indo-European*h₂enǵʰ-
- Proto-Italic*anɣō
- Latinangō
- Latinānxius
- English todayanxious
Borrowed from Latin anxius, from angō (“to cause pain, choke”); akin to Ancient Greek ἄγχω (ánkhō, “to choke”). See anger; angst. The suffix has been influenced by unrelated -ous.
Etymology from Wiktionary, CC BY-SA 4.0.