fatuidad
fatuity
fatuous
silly and pointless
+
-idad
quality or state of being
Fatuidad means fatuity and can be understood as fatuous0 + -idad1, where -idad1 indicates the quality or state of being1 silly and pointless0.
noun
- fatuityThe quality of being foolishly vain or self-satisfiedSu fatuidad le impidió ver sus propios errores. // His fatuity prevented him from seeing his own mistakes.