Proto-IE: *weik-, -g- (Gr w-)
Meaning: soft, pliable; to avoid
Tokharian: A, B wik- 'disappear, shun, avoid' (Adams 599)
Old Indian: vī́ci- f. `going or leading aside, aberration, deceit'; vejate, vijáte, vinakti, ptc. viktá-, vigna- `to move with a quick darting motion; to start back, recoil, flee from'
Old Greek: éi̯kō, aor. êi̯ksai̯, éei̯kse (Alkman) `weichen, zurückgehen, nachstehen'; hǘpei̯ksi-s `das Zurückweichen, das Nachgeben', aor. *wik-s-: gíksai = khōrē̂sai Hsch.
Latin: vinciō, -īre, vīnxī, vinctum `umwinden, binden'; vinc(u)lum n. `Band, Fessel'; vicia f. `Wicke'
Other Italic: Umbr previc̨latu `praevinculātō'
Russ. meaning: мягкий, податливый; уклоняться, избегать
References: WP I 233 f
Comments: Very probably = *weig-.
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