Vilko uiga igoa sili: Laki, Gauai, Po nei, Foafoa, Toaga. Aumai Vilko uiga o le suafa.
Guzek uiga faaiu sili: Toaga, Agavaa, Faauo, Po nei, Matuia. Aumai Guzek uiga o faaiu.
Vilko amataga o le igoa muamua. Slovene and Croatian diminutive of William. Aumai Vilko amataga o le igoa muamua.
Igoa tutusa mo Vilko i atunuu ma gagana eseese: Bill, Billie, Billy, Guglielmo, Guilherme, Guillaume, Guillem, Guillermo, Gwil, Gwilherm, Gwilim, Gwillym, Gwilym, Illiam, Jami, Jelle, Liam, Pim, Uilleag, Uilleam, Uilliam, Ulick, Vilĉjo, Vilém, Vilhelm, Vilhelmas, Vilhelmi, Vilhelmo, Vilhelms, Vilhjálmur, Vilho, Vili, Viliam, Vilis, Viljami, Viljo, Ville, Villem, Vilmos, Wil, Wilhelm, Wilhelmus, Wilkin, Wilky, Will, Willahelm, Willem, Willi, William, Willie, Willy, Wilmot, Wim, Wiremu, Wöllem, Wullem, Wum. Aumai Vilko i isi gagana.
Surnames taatele ma igoa Vilko: Ivancich. Aumai Lisi o surnames ma igoa Vilko.
O le tele o igoa tutusa ai ma faaiu Guzek: William, Edmundo, Candance, Dannie, Rosario, Rosário. Aumai Igoa e aumai faatasi Guzek.
Ogatasi o Vilko ma Guzek o 75%. Aumai Ogatasi o Vilko ma Guzek.