The story
- Proto-Indo-European*úp
- Proto-Indo-European*upér
- Proto-Germanic*uber
- Old Englishofer-
- Middle Englishover-
- Englishover-
- Akkadian𒎎𒋆𒁉𒍣𒁕 (guḫlum)
- Aramaicכוחלא (kuḥlā)
- Arabicكُحْل (kuḥl)
- Andalusian Arabicكُحُول (kuḥūl)
- Medieval Latinalcoho
- Middle Englishalcofol
- Englishalc(ohol)
- Proto-Indo-European*swel-der.?
- Ancient Greekῡ̔́λη (hū́lē)
- Englishalkyl
- Englishalkylation
- English todayoveralkylation
From over- + alkylation.
Etymology from Wiktionary, CC BY-SA 4.0.