The storyLatin · borrowed fromfīlum“thread”English todayfilumFrom Latin fīlum (“thread”). Doublet of file.Words from the same rootsLatinfīlum all →filefilamentfilletfiligreedefilefiliformfierasferfilaceousfilacerfilandersfilarfilariafileteadofiliferousfiloplumefiloseEtymology from Wiktionary, CC BY-SA 4.0.