The story
- Proto-Indo-European*ḱe?
- Proto-Indo-European*ḱóm
- Proto-Italic*kom
- Proto-Italic*kom-
- Latincom-
- Proto-Indo-European*pel-
- Proto-Indo-European*pl(e)h₂-n-g-e-ti
- Proto-Italic*plāngō
- Latinplango
- Latinplangere
- Medieval Latincomplangere
- Old Frenchconplaindre
- Old Frenchcomplaindre
- Middle Englishcomplaynen
- Englishcomplain
- English todaycomplainer
Etymology from Wiktionary, CC BY-SA 4.0.