How to say unsubstantiated in different languages

You can say unsubstantiated as arbitraire, déraisonnable, injustifié, mal fondé, dénué de fondement, peu fondé 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 unsubstantiated as arbitrario, infundado, vano, insuficiente, inválido, irrazonable, injustificado, inmotivado, insostenible, sin fundamento, incompatible, sin pruebas 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 unsubstantiated as ongegrond, ongefundeerd in the following countries: Aruba; Belgium; Curacao; Netherlands; Netherlands Antilles; Sint Maarten; Suriname;

You can say unsubstantiated as infundado in the following countries: Angola; Brazil; Cabo Verde; Guinea-Bissau; Mozambique; Portugal; Sao Tome and Principe;

You can say unsubstantiated as unbegründet, unbewiesen in the following countries: Austria; Germany; Liechtenstein; Switzerland;

You can say unsubstantiated as perusteeton in the following countries: Finland; Northern Mariana Islands;

You can say unsubstantiated as arbitrario, infondato, indebito, immotivato, ingiustificato, mal fondato, inconsistente in the following countries: Italy; San Marino;

You can say unsubstantiated as ogrundad in the following countries: Aland Islands; Sweden;

You can say unsubstantiated as неабгрунтаваны, беспадстаўны, бяздоказны in the following countries: Belarus;

You can say unsubstantiated as podložený in the following countries: Czechia;

You can say unsubstantiated as põhjendamatu in the following countries: Estonia;

You can say unsubstantiated as bizonyítatlan, megalapozatlan in the following countries: Hungary;

You can say unsubstantiated as nepamatots in the following countries: Latvia;

You can say unsubstantiated as bezpodstawny, nieuzasadniony in the following countries: Poland;

You can say unsubstantiated as необоснованный, бездоказательный in the following countries: Russia;

You can say unsubstantiated as nepodložené in the following countries: Slovakia;

You can say unsubstantiated as asılsız, ispatlanmamış in the following countries: Turkey;

You can say unsubstantiated as необгрунтований, недоведений, безпідставний, необґрунтований, непідтверджений, бездоказовий, голослівний in the following countries: Ukraine;