Reverse Dictionary: NON-CHRISTIAN

NOUNS – PERSON
PAGAN a person not subscribing to any major or recognized religion, esp. the dominant religion of a particular society; spec. a heathen, a non-Christian, esp. considered as savage, uncivilized, etc. → c1440 
SARACEN a non-Christian, a heathen, a pagan; an unbeliever, an infidel → c1250 obs.