Synonyms of the word 
ATHEIST → ATHEISTIC - ATHEISTICAL - DISBELIEVER - NONBELIEVER - UNBELIEVER
atheist
- n. A person who does not believe in deities.
- n. (uncommon) A person who does not believe in a particular deity (or any deity in a particular pantheon),…
- adj. Of or relating to atheists or atheism; atheistic.
atheistic
- adj. of or relating to atheists or atheism.
atheistical
- adj. Of or relating to atheism; atheistic.
disbeliever
- n. One who disbelieves; one who does not believe.
nonbeliever
- n. a person who does not believe; especially regarding religion.
unbeliever
- n. One who does not believe, particularly in a deity (used by believers to describe other people).
If you are interested in words, visit the following sites :
- wiktionary.org/atheist For complete definition of a word
- 1word.ws/atheist to play with words, suffixs, prefixs, etc.