1. The quality or state of being unsuitable, improper, or not appropriate for a particular situation, context, or person
The inappropriateness of his comments at the formal dinner was immediately noticed by everyone.
A impropriedade de seus comentários no jantar formal foi imediatamente percebida por todos.
2. Lack of fitness or suitability for a given purpose or occasion
She apologized for the inappropriateness of wearing casual clothes to the wedding.
Ela pediu desculpas pela impropriedade de usar roupas casuais no casamento.