The story
- Aramaicתאמא
- Aramaicתאומא (təʾōmā)
- Ancient GreekΘωμᾶς (Thōmâs)
- LatinThōmās
- Middle EnglishThomas
- Middle EnglishThomme
- EnglishTom
- Proto-Indo-European*ksweybʰ-
- Proto-Indo-European*kswéybʰ-e-ti
- Proto-Germanic*swībaną
- Old Englishswīfan
- Old Englishswift
- Middle Englishswift
- Englishswift
- EnglishSwift
- Ancient Greekἤλεκτρον (ḗlektron)
- Latinēlectrum
- New Latinēlectricus
- Englishelectric
- Proto-Indo-European*h₁reyp-
- Proto-Germanic*rīfaną
- Proto-Germanic*rīfilōną
- Proto-West Germanic*rīfilōn
- Frankish*rīffilōn
- Old Frenchrifler
- Middle Englishriflen
- Englishrifle
- EnglishTSER
- EnglishTaser
- Englishtaserbf.
- English todaytase
Back-formation from taser, from the trademark Taser, by reinterpretation as tase + -er.
Etymology from Wiktionary, CC BY-SA 4.0.