How to say perfidiously in different languages

You can say perfidiously as perfidement 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 perfidiously as a traición, pérfidamente, deslealmente 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 perfidiously as trouwelooslijk in the following countries: Aruba; Belgium; Curacao; Netherlands; Netherlands Antilles; Sint Maarten; Suriname;

You can say perfidiously as hinterrücks in the following countries: Austria; Germany; Liechtenstein; Switzerland;

You can say perfidiously as troløs in the following countries: Norway; Svalbard and Jan Mayen;

You can say perfidiously as trolösa in the following countries: Aland Islands; Sweden;

You can say perfidiously as вераломна in the following countries: Belarus;

You can say perfidiously as zrádně in the following countries: Czechia;

You can say perfidiously as neuzticīgi in the following countries: Latvia;

You can say perfidiously as wiarołomnie in the following countries: Poland;

You can say perfidiously as вероломно in the following countries: Russia;

You can say perfidiously as haince in the following countries: Turkey;

You can say perfidiously as віроломно in the following countries: Ukraine;