Petras eng yaxshi nom ma'nolari: Zamonaviy, Saxiy, Quvnoq, Jiddiy, Temperaturali. Qabul qiling Petras ismining ma'nosi.
Kocher eng yaxshi familiyasi ma'nolari: Temperaturali, Diqqat bilan, Zamonaviy, Uchuvchi, Jiddiy. Qabul qiling Familiyasi Kocher.
Petras ismining kelib chiqishi. Lithuanian form of Peter. Qabul qiling Petras ismining kelib chiqishi.
Boshqa mamlakatlar va tillarda, Petras uchun alohida ismlar: Bedros, Botros, Boutros, Butrus, Peadar, Pece, Peder, Pedr, Pedrinho, Pedro, Péter, Peer, Peers, Peeter, Pétur, Pehr, Peio, Pèire, Pejo, Pekka, Pelle, Penko, Per, Pere, Perica, Perig, Pero, Peru, Petar, Pete, Peter, Petera, Peti, Petia, Petr, Petre, Petri, Petrica, Petro, Petros, Petru, Petruccio, Petrus, Petter, Petteri, Petur, Petya, Piaras, Pier, Pierino, Piero, Pierre, Pierrick, Piers, Piet, Pietari, Pieter, Pietro, Pika, Piotr, Pit, Pitter, Pyotr. Qabul qiling Petras boshqa tillarda.
Petras nomi bilan eng keng tarqalgan soyisimler: Skirmantas. Qabul qiling Petras nomi bilan familiyalar ro'yxati.
Kocher ismiga ega bo'lgan eng keng tarqalgan ismlar: Peter, Shelton, Corrinne, Glynis, Barrett, Péter. Qabul qiling Kocher bilan ketadigan ismlar.
Petras va Kocher ning mosligi 78%. Qabul qiling Petras va Kocher muvofiqligi.