Where does “decaffeinate” come from?

decaffeinate (Italian) comes from Italian decaffeinare, from Italian are, from Italian aere, from Old French aire, from Latin ārea, from Proto-Italic āzeā, from Proto-Indo-European h₂eHs-e-yeh₂, from Proto-Indo-European h₂eHs- — to be/become dry; to burn, to glow; hearth.

decaffeinate (Italian): second-person plural present indicative of...

Definitions

  1. second-person plural present indicative of...

Ancestry of “decaffeinate”, step by step

decaffeinate traces back through two separate lines of ancestry.

via Italian decaffeinare

StepLanguageWordMeaning
1Italiandecaffeinareto decaffeinate
2ItalianareArchaic form of aere; plural of ara
3Italianaereair; appearance, aspect; nature, disposition
4Old Frenchaireappearance; semblance
5Latināreaa piece of level ground, a vacant place (esp. in the town)
6Proto-Italicāzeā
7Proto-Indo-Europeanh₂eHs-e-yeh₂
8Proto-Indo-Europeanh₂eHs-to be/become dry; to burn, to glow; hearth

via Italian decaffeinato

StepLanguageWordMeaning
1Italiandecaffeinatopast participle of decaffeinare; decaffeinated
Every word from Proto-Indo-European h₂eHs-