How to say unseriousness in different languages

You can say unseriousness as falta de seriedad 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 unseriousness as falta de seriedade in the following countries: Angola; Brazil; Cabo Verde; Guinea-Bissau; Mozambique; Portugal; Sao Tome and Principe;

You can say unseriousness as leichtsinn in the following countries: Austria; Germany; Liechtenstein; Switzerland;

You can say unseriousness as mancanza di serietà, superficialità in the following countries: Italy; San Marino;

You can say unseriousness as несур'ёзнасць in the following countries: Belarus;

You can say unseriousness as несерьезность in the following countries: Russia;

You can say unseriousness as ciddiyetsizlik in the following countries: Turkey;

You can say unseriousness as несерйозність in the following countries: Ukraine;