Fiend vs. Addict

Fiendnoun

A devil or demon; a malignant or diabolical being; an evil spirit.

Fiendnoun

A very evil person.

Fiendnoun

(obsolete) An enemy; a foe.

Fiendnoun

The enemy of mankind, specifically, the Devil; Satan.

Fiendnoun

(informal) An addict or fanatic.

Fiendverb

To yearn; to be desperate (for something).

Fiendnoun

An implacable or malicious foe; one who is diabolically wicked or cruel; an infernal being; - applied specifically to the devil or a demon.

Fiendnoun

a cruel wicked and inhuman person

Fiendnoun

one of the evil spirits of traditional Jewish and Christian belief

Fiendnoun

a person motivated by irrational enthusiasm (as for a cause);

Addictnoun

A person who is addicted, especially to a harmful drug

Addictnoun

An adherent or fan (of something)

Addictverb

To cause someone to become addicted, especially to a drug

Addictverb

To involve oneself in something habitually, to the exclusion of almost anything else.

Addictverb

(obsolete) To adapt; to make suitable; to fit.

Addict

Addicted; devoted.

Addictverb

To apply habitually; to devote; to habituate; - with to.

Addictverb

To adapt; to make suitable; to fit.

Addictnoun

someone who is so ardently devoted to something that it resembles an addiction;

Addictnoun

someone who is physiologically dependent on a substance; abrupt deprivation of the substance produces withdrawal symptoms

Addictverb

to cause (someone or oneself) to become dependent (on something, especially a narcotic drug)