Where does “beshiver” come from?

beshiver (English) comes from English shiver, from English chavel, from Middle English chavel, from Old English ċeafl, from Proto-West Germanic kafl, from Proto-Germanic kaflaz, from Proto-Indo-European ǵóp-wl̥ ~ ǵép-uns, from Proto-Indo-European ǵep- — to eat, chew.

Ancestry of “beshiver”, step by step

beshiver traces back through two separate lines of ancestry.

via English shiver

StepLanguageWordMeaning
1EnglishshiverTo tremble or shake, especially when cold or...
2EnglishchavelThe jaw, especially of an animal; To chew
3Middle Englishchavelcheek, jaw
4Old Englishċeafla bill, beak, snout, jaw, jaw-bone, cheek,...
5Proto-West Germanickafljaw
6Proto-Germanickaflazjaw
7Proto-Indo-Europeanǵóp-wl̥ ~ ǵép-uns
8Proto-Indo-Europeanǵep-to eat, chew

via English Be

StepLanguageWordMeaning
1EnglishBeAs an auxiliary verb
2Middle EnglishbeAlternative form of been; Alternative form of...
3Old EnglishbēoI become, I will be, I am; bee
4Proto-Germanicbiumifirst-person singular present active indicative...
5Proto-Germanic*beuną
6Proto-Indo-Europeanbʰew-to grow, swell; to swell, wax, grow; to blow; to...
Every word from Proto-Indo-European ǵep-Every word from Proto-Indo-European ǵóp-wl̥ ~ ǵép-unsEvery word from Proto-Germanic kaflaz