Theist

(n.) One who believes in the existence of a God; especially, one who believes in a personal God; -- opposed to atheist.

Thesaurus Entries

Christian, God-fearing man, accepter, allotheist, anthropolater, anthropotheist, autotheist, believer, catechumen, churchgoer, churchite, churchman, communicant, convert, cosmotheist, daily communicant, deist, devotee, devotionalist, disciple, ditheist, dualist, fanatic, follower, good Christian, henotheist, hylotheist, monotheist, multitheist, myriotheist, neophyte, pantheist, physitheist, pietist, polytheist, proselyte, psychotheist, receiver, religionist, saint, tetratheist, theriotheist, tritheist, truster, votary, zealot, zootheist