Where does “rocca-fuoco” come from?

rocca-fuoco (Italian) comes from Italian Rocca, from Gothic rukka, from Proto-Germanic rukkô, from Proto-Indo-European rukn-, from Proto-Indo-European ruk-.

rocca-fuoco (Italian): an incendiary device made of pitch, resin, and black powder wrapped in burlap thermal weapon

Definitions

  1. an incendiary device made of pitch, resin, and black powder wrapped in burlap thermal weapon

Ancestry of “rocca-fuoco”, step by step

rocca-fuoco traces back through two separate lines of ancestry.

via Italian Rocca

StepLanguageWordMeaning
1ItalianRoccafortress, stronghold
2Gothicrukka—
3Proto-Germanicrukkôspinning wheel, distaff
4Proto-Indo-Europeanrukn-—
5Proto-Indo-Europeanruk-—

via Italian fuoco

StepLanguageWordMeaning
1Italianfuocofire; focus; hearth
2Latinfocusfireplace, hearth; firepan, coal pan, brazier;...
Every word from Proto-Indo-European ruk- →Every word from Proto-Indo-European rukn- →Every word from Proto-Germanic rukkô →