吸毒者

xīdúzhě

drug addict (person with a chemical or psychological dependency on drugs)

Wiktionary

Entry Composition

1 吸毒 xīdú to take drugs
2 者 zhě
  1. (after a verb or adjective) one who (is) ...
  2. (after a noun) person involved in ...
  3. -er
  4. -ist
  5. (used after a number or 后 hòu or 前 qián to refer to sth mentioned previously)
  6. (used after a term, to mark a pause before defining the term)
  7. (old) (used at the end of a command)
  8. (old) this