The story
- Proto-Indo-European*né
- Proto-Indo-European*n̥-
- Proto-Germanic*un-
- Proto-West Germanic*un-
- Old Englishun-
- Middle Englishun-
- Englishun-
- Proto-Indo-European*ḱe?
- Proto-Indo-European*ḱóm
- Proto-Italic*kom
- Proto-Italic*kom-
- Latincon-
- Proto-Indo-European*welH-
- Proto-Italic*wolwō
- Latinvolvō
- Latinconvolvō
- Latinconvolūtus
- Englishconvolute
- Englishconvoluted
- English todayunconvoluted
From un- + convoluted.
Etymology from Wiktionary, CC BY-SA 4.0.