Where does “perituber” come from?

perituber (English) comes from English Tuber, from English -er, from Middle English -er, from Old French -er, from Latin -āre, from Proto-Italic -āō, from Proto-Indo-European -eh₂yéti, from Proto-Indo-European -yéti — he, she.

Ancestry of “perituber”, step by step

perituber traces back through two separate lines of ancestry.

via English Tuber

StepLanguageWordMeaning
1EnglishTuberA fleshy, thickened underground stem of a plant, usually containing stored starch, for example a potato or arrowroot
2English-erA person or thing that does an action indicated...
3Middle English-eragentive suffix; agent noun suffix
4Old French-erAlternative form of -ier, verbal suffix;...
5Latin-ārefirst conjugation
6Proto-Italic-āōForms primarily denominative verbs
7Proto-Indo-European-eh₂yétiCreates iterative/ frequentative/ intensive...
8Proto-Indo-European-yétiCreates intransitive, often deponent,...
9Proto-Indo-Europeanyé-
10Chichewaiyehe, she

via English peri

StepLanguageWordMeaning
1EnglishperiA sprite or supernatural being
2Ottoman Turkishپریfairy
3Persianپریsprite or supernatural being in Iranian/Persian...
4Persianپرfull; feather; wing
5Middle Persianpurr
6Proto-Iranianpr̥Hnáhfull, filled
7Proto-Indo-Iranianpr̥Hnásfull, filled
8Proto-Indo-Europeanpl̥h₁nósfull
9Proto-Indo-Europeanpleh₁-to fill
Every word from Chichewa iyeEvery word from English -erEvery word from Proto-Indo-European -yéti