This is the 9801st most frequent Portuguese word.
demoníaca
Possessed or influenced by a demon; demonic.
The word 'demoníaco' here describes a characteristic of the smile, attributing to it a sinister or evil quality, indicating emotion or intent.
Ela tinha um sorriso demoníaco, como se planejasse algo maligno.
She had a demonic smile, as if she was planning something sinister.
In this sentence, 'demoníaca' refers to the nature of the figure, associating it with supernatural or evil qualities typical of mythical demons.
O filme apresentava uma figura demoníaca que perseguia os protagonistas.
The movie featured a demonic figure that haunted the protagonists.
Here, 'demoníaca' metaphorically intensifies the determination, suggesting an extraordinary or relentless effort through the word's connotation of intensity or fervor.