Gwil kutanthauzira dzina labwino: Kumvetsera, Zamakono, Wopatsa, Wokondwa, Zovuta. Pezani Gwil kutanthauza dzina.
Billy kutanthauza dzina labwino kwambiri: Bwino, Kulenga, Yogwira, Ali ndi ubwino, Wopatsa. Pezani Billy kutanthauzira dzina.
Gwil chiyambi cha dzina loyamba. Welsh short form of Gwilym. Pezani Gwil chiyambi cha dzina loyamba.
Dzina lomaliza Billy lofala kwambiri Zilumba za Northern Mariana, Papua New Guinea, Solomon Islands. Pezani Billy kutchulidwa dzina lakutchulidwa.
Mayina ofanana a Gwil m'mayiko ndi zinenero zosiyanasiyana: Bill, Billie, Billy, Guglielmo, Guilherme, Guillaume, Guillem, Guillermo, Gwilherm, Illiam, Jami, Jelle, Liam, Pim, Uilleag, Uilleam, Uilliam, Ulick, Vilĉjo, Vilém, Vilhelm, Vilhelmas, Vilhelmi, Vilhelmo, Vilhelms, Vilhjálmur, Vilho, Vili, Viliam, Vilim, Vilis, Viljami, Viljem, Viljo, Vilko, Ville, Villem, Vilmos, Wil, Wilhelm, Wilhelmus, Wilkin, Wilky, Will, Willahelm, Willem, Willi, William, Willie, Willy, Wilmot, Wim, Wiremu, Wöllem, Wullem, Wum. Pezani Gwil muzinenero zina.
Mayina ambiri omwe ali nalo dzina Billy: Billy, Tamera, Leroy, William, Annalisa. Pezani Maina omwe amapita ndi Billy.
Kugwirizana kwa Gwil ndi Billy ndi 71%. Pezani Kugwirizana kwa Gwil ndi Billy.