The story
- Proto-Indo-European*de
- Proto-Indo-European*déh₁
- Proto-Italic*dē
- Latindē
- Latindē-
- Englishde-
- Proto-Indo-European*ḱe?
- Proto-Indo-European*ḱóm
- Proto-Italic*kom
- Proto-Italic*kom-
- Latincon-
- Proto-Indo-European*welH-
- Proto-Italic*wolwō
- Latinvolvō
- Latinconvolvō
- Englishconvolve
- Englishdeconvolve
- English todaydeconvolver
From deconvolve + -er.
Etymology from Wiktionary, CC BY-SA 4.0.