idolater (n.)
- admirer
- adorer
- amateur
- animist
- beadsman
- booster
- buff
- celebrant
- chapelgoer
- churchgoer
- collector
- communicant
- congregation
- devotee
- dilettante
- evangelist
- fan
- fancier
- fetishist
- follower
- groupie
- heathen
- idolatress
- idolizer
- pagan
- petitioner
- prayer
- revivalist
- rooter
- suppliant
- supplicant
- venerator
- votary
- worshiper