The Proto-Indo-European word *(s)neh₁-
Word *(s)neh₁-
Meaning twist, turn
See also Proto-Indo-European: *(s)neh₁(i)- ‘twist fibres into thread’
Proto-Indo-European: *sneh₁u- ‘twist fibres into thread’
Proto-Indo-European: *snēh₁wr̥ ‘sinew, tendon’
Proto-Indo-European: *néh₁tr-~nh₁tr- ‘snake’
Synonyms *derbʰ-, *kleng-, *trep-, *weig/k-, *weip-~weib-, *wel-, *wert-, *seu-, *slenk-

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