Noun
A spirit, or immaterial being, holding a middle place between men and deities in pagan mythology.
One's genius; a tutelary spirit or internal voice; as, the demon of Socrates.
An evil spirit; a devil.
Source: Webster's dictionaryhe worked like a demon to finish the job on time Source: Internet
she's a demon at math Source: Internet
According to Indian mythology, Rambha — a demon king– fell in love with a female buffalo and they got married. Source: Internet
A few more hours passed and I was fully in. I was building, I was farming, I was flying, I was emotionally invested in an evil demon priest and his story. Source: Internet
Afterwards, he’s tasked with finding the rest of the body parts, chugging those down, becoming the demon, then…be killed by a group of sorcerers to stop the evil for good. Source: Internet
After three nights, the soul of the wicked is taken by the demon Vizaresa (Vīzarəša), to Chinvat bridge, and is made to go to darkness ( hell ). Source: Internet