Difference between Fiend and Daemon

FIEND vs DAEMON: NOUN

An exceedingly wicked, cruel, spiteful, or destructive person: as, a dynamite fiend; a fire fiend.
Hence, in a general sense, a devil; a demon; a malignant or diabolical being; an evil spirit.
Specifically, the enemy of mankind; Satan; the devil.
An enemy; a foe.
One who is particularly adept at something.
A person who gives great annoyance; a persistent bore: as, the newspaper fiend; the hand-organ fiend.
One who is addicted to something.
A diabolically evil or wicked person.
The Devil; Satan.
An evil spirit; a demon.
A cruel wicked and inhuman person
A person motivated by irrational enthusiasm (as for a cause)
One who is completely absorbed in or obsessed with a given job or pastime.
One of the evil spirits of traditional Jewish and Christian belief
An implacable or malicious foe; one who is diabolically wicked or cruel; an infernal being; -- applied specifically to the devil or a demon.
A demon
A very evil person
An addict
An evil supernatural being
Synonyms See devil.

A person who is part mortal and part god
One of the evil spirits of traditional Jewish and Christian belief
A program or process that runs in the background but remains inactive until invoked.
A process (a running program) that does not have a controlling terminal.
A demon.
A lesser deity between men and gods.
One's inner spirit or daimon.
An evil supernatural being

Warlock, Monstrosity, Creature, Freak, Geek, Beast, Sadist, Junkie, Daimon, Daemon, Devil, Ogre, Monster, Demon, Fanatic

Unix, Linux, Postfix, Ssh, Telnet, Dmon, Sendmail, Delta, Evil, Warlock, Demigod, Fiend, Devil, Daimon, Demon

Hell, Dope, Warlock, Monstrosity, Creature, Freak, Geek, Beast, Daimon, Daemon, Devil, Ogre, Monster, Demon, Fanatic

Server, Unix, Linux, Postfix, Ssh, Telnet, Sendmail, Delta, Evil, Warlock, Demigod, Fiend, Devil, Daimon, Demon

Monitor the daemon from the syslog child process so we shutdown cleanly when the main daemon terminates.
To specify an open port for the vendor daemon, edit the DAEMON line in the license.
Common daemons Daemon Used for or by Function acpid Advanced configuration and power interface Flexible daemon for delivering ACPI events.
Daemon mode: one daemon can open multiple windows on multiple displays, which improves memory usage and startup time considerably.
This error indicates that the merge daemon, merged, or statistics daemon, statsd, failed to open a file to read.
Linux ESE Key Daemon is a multimedia keyboard daemon for Linux.
The Daemon Group contains all the daemon programs for one server.
Eliphas can wield Daemon Swords, Power Swords, Daemon Mauls, and Lightning Claws.
Enterprise shuts down the system gradually, daemon by daemon, in an orderly fashion.
If you know that your daemon has similar demands to another daemon, you can use the init script from that daemon as a template.