This is the 1694th most frequent Spanish word.
sencilla
Simple.
In this sentence, 'sencilla' is used as an adjective to describe the ease or simplicity of the solution. This usage refers to the straightforwardness or lack of complexity inherent in the subject.
La solución al problema era muy sencilla.
The solution to the problem was very simple.
Here, 'sencilla' describes the house, emphasizing its modest or unpretentious nature. It is applied as an attribute of the object to contrast it with grandeur.
Prefiero vivir en una casa sencilla que en un gran mansión.
I prefer to live in a simple house rather than in a large mansion.
In this case, 'sencilla' characterizes the dress, highlighting a balance between sophistication and unadorned style. The word conveys a sense of understatedness in combination with elegance.