Nikolaj eng yaxshi nom ma'nolari: Vakolatli, Uchuvchi, Do'st, Jiddiy, Diqqat bilan. Qabul qiling Nikolaj ismining ma'nosi.
Caal eng yaxshi familiyasi ma'nolari: Diqqat bilan, Jiddiy, Faol, Zamonaviy, Ijodiy. Qabul qiling Familiyasi Caal.
Nikolaj ismining kelib chiqishi. Danish and Slovene form of Nicholas. Qabul qiling Nikolaj ismining kelib chiqishi.
Nikolaj nomi noma'lum: Niels, Nik, Niko, Nils. Qabul qiling Nikolaj uchun taxalluslar.
Eng ko'p ishlatiladigan Caal familiyasi Gvatemalada. Qabul qiling Caal familiyasi tarqalishi.
Boshqa mamlakatlar va tillarda, Nikolaj uchun alohida ismlar: Cai, Caj, Claes, Claus, Col, Colin, Collin, Kai, Kaj, Kay, Klaas, Klaes, Klaos, Klas, Klaus, Kolos, Kolya, Launo, Miklós, Mikołaj, Mikoláš, Miksa, Mikula, Mikuláš, Mykola, Neacel, Neculai, Nic, Niccolò, Nichol, Nicholas, Niĉjo, Nick, Nickolas, Nickolaus, Nicky, Nico, Nicol, Nicola, Nicolás, Nicolaas, Nicolae, Nicolao, Nicolaos, Nicolas, Nicolau, Nicolaus, Nicolò, Nicu, Nicușor, Niek, Nigul, Niilo, Nik, Nika, Nikica, Niklas, Niklaus, Niko, Nikola, Nikolaas, Nikolai, Nikolajs, Nikolao, Nikolaos, Nikolas, Nikolaus, Nikolay, Nikolche, Nikoloz, Nikora, Nikša, Nikusha, Nils, Nioclás. Qabul qiling Nikolaj boshqa tillarda.
Caal ismiga ega bo'lgan eng keng tarqalgan ismlar: Errol, Carey, Jerrod, Nicolas, Felecia, Nicolás. Qabul qiling Caal bilan ketadigan ismlar.
Nikolaj va Caal ning mosligi 69%. Qabul qiling Nikolaj va Caal muvofiqligi.