Proto-Basque: *bihur̄-
Meaning: 1 to bend, twist 2 to turn 3 to return, come back 4 bent, curved
Araban: biur-tu 1
Bizkaian: bior-tu, biur-tu 1, 2, 3, biurri 4
Gipuzkoan: biur-tu, bior-tu 1, 3, biurri 4
High Navarrese: biur-tu, bior-tu 1, biurri 4
Low Navarrese: bihur-tu 1, 3, bihurri 4
Salazarese: biurri 4
Lapurdian: bihur-tu 1, 3, bihurri 4
Baztanese: biurri 4
Zuberoan: bühür-tu 1, 3, bühürri 4
Roncalese: biur-tu 1, 2, 3, biurri 4
Comments: There are other, more abstract, meanings, such as 'to translate' (languages), 'to convert' (religion), etc. For semantics, cf. *e=cuɫi 'to turn'. This is one of the words in which PSC *gw or *Gw has changed to Bsq *b (in the environment of high vowels).
