How to say once in different languages

You can say once as momentanément, une fois que, simultanément, en une fois, lorsque, dès in the following countries: Benin; Burkina Faso; Burundi; Central African Republic; Chad; Democratic Republic of the Congo; Djibouti; France; French Guiana; French Polynesia; French Southern Territories; Gabon; Guadeloupe; Guinea; Ivory Coast; Madagascar; Mali; Martinique; Mayotte; Monaco; Niger; Republic of the Congo; Reunion; Saint Barthelemy; Saint Martin; Saint Pierre and Miquelon; Senegal; Togo;

You can say once as simultaneamente in the following countries: Argentina; Bolivia; Chile; Colombia; Costa Rica; Cuba; Dominican Republic; Ecuador; El Salvador; Equatorial Guinea; Guatemala; Honduras; Mexico; Nicaragua; Panama; Paraguay; Peru; Spain; Uruguay; Venezuela;

You can say once as een keer, eenmalig, eenmaal, ineens in the following countries: Aruba; Belgium; Curacao; Netherlands; Netherlands Antilles; Sint Maarten; Suriname;

You can say once as quando, uma vez, ao mesmo tempo in the following countries: Angola; Brazil; Cabo Verde; Guinea-Bissau; Mozambique; Portugal; Sao Tome and Principe;

You can say once as 一旦 in the following countries: China; Hong Kong; Macao; Taiwan;

You can say once as gleichzeitig, einmal in the following countries: Austria; Germany; Liechtenstein; Switzerland;

You can say once as yksin, kerran, kun, kunhan in the following countries: Finland; Northern Mariana Islands;

You can say once as μια φορά in the following countries: Cyprus; Greece;

You can say once as una tantum in the following countries: Italy; San Marino;

You can say once as en gang, snart, når in the following countries: Norway; Svalbard and Jan Mayen;

You can say once as ensam, snärt, en gång, när, taget, samtidigt in the following countries: Aland Islands; Sweden;

You can say once as адзін раз, адначасна, раз in the following countries: Belarus;

You can say once as веднъж, еднократно in the following countries: Bulgaria;

You can say once as jednou, jednorázově in the following countries: Czechia;

You can say once as samtidigt, enkelt gang, snart, når, enkeltvist in the following countries: Denmark;

You can say once as korraga, kui, niipea in the following countries: Estonia;

You can say once as vienlaikus, reiz, vienreiz in the following countries: Latvia;

You can say once as karta, kai, vos in the following countries: Lithuania;

You can say once as pewnego razu, jednorazowo in the following countries: Poland;

You can say once as один раз, однократно, единовременно, единожды in the following countries: Russia;

You can say once as akonáhle, raz, okamžite, súčasne, kedysi, znovu, jednorázovo in the following countries: Slovakia;

You can say once as bir zamanlar, bir, önceleri, bir kere, eskiden, vaktiyle, evvel in the following countries: Turkey;

You can say once as давним-давно, один раз, одноразово, раз, однократно, досить, колись, давно, зрідка in the following countries: Ukraine;