The Proto-Indo-European word *bʰer-
Word *bʰer-
Meaning twine, to weave
See also Proto-Indo-European: *bʰr̥w- ‘(bolt of ) cloth’
Synonyms *gengh-, *webʰ-, serk, *h₂/₃eu-, *h₂/₃webʰ-, *kert-, *weg-

Comments
Mallory J.P. and Adams D. (2006)

Other words that might be of interest
*strenk- ‘string, to pull (tight)’