freak vs addict

freak and addict both are nouns.

Word	Noun	Adjective	Verb	Adverb
freak	Yes	No	Yes	No
addict	Yes	No	Yes	No

As nouns, freak and addict are synonyms defined as:

freak and addict: someone who is so ardently devoted to something that it resembles an addiction

Other synonyms of freak include junkie, junky, nut.

freak (noun)	addict (noun)
a person or animal that is markedly unusual or deformed	someone who is physiologically dependent on a substance or activity
someone who is so ardently devoted to something that it resembles an addiction	someone who is so ardently devoted to something that it resembles an addiction

freak (verb)	addict (verb)
lose one's nerve	to cause (someone or oneself) to become dependent (on something, especially a narcotic drug)