The story
- Proto-Indo-European*dn̥ǵʰwéh₂s
- Proto-Italic*dn̥ɣwā
- Latindingua
- Latinlingua
- Englishlinguist
- English todaylinguistics
From linguist + -ics, akin to linguistic and Latin linguisticus, coined by English philosopher and historian of science William Whewell in 1847 from German Linguistik.
Etymology from Wiktionary, CC BY-SA 4.0.