The Etruscan word ruva
Word ruva
a w u r
Meaning brother

Other words that might be of interest
clan ‘son’, papals ‘nephew’, huσ ‘child’, atrs ‘parent’, nefts ‘nephew, grandson’, apa ‘father’, ati ‘mother’, huσur ‘children’, σeχ ‘daughter’, puia ‘wife’, ata ‘grandfather’, atrś ‘house, family’, fetiu ‘fetus, offspring, child’