The story
- Ancient Greekψεύδω (pseúdō)
- Ancient Greekψευδής (pseudḗs)
- Middle Englishpseudo-
- Englishpseudo-
- Proto-Indo-European*gʷʰiH-(s-)lo-
- Proto-Italic*fī(s)lom
- Latinfīlum
- Late Latinfīlō
- Medieval Latinfīlāmentum
- Englishfilament
- Proto-Indo-European*h₃ed-
- Proto-Indo-European*h₃édosder.?
- Englishfilamentous
- English todaypseudofilamentous
From pseudo- + filamentous.
Etymology from Wiktionary, CC BY-SA 4.0.