名詞 believer:

1. a supporter who accepts something as true
   同義詞：truster
2. a person who has religious faith
   同義詞：worshiper, worshipper

1. An opinion or a doctrine at variance with established religious beliefs, especially dissension from or denial of Roman Catholic dogma by a professed believer or baptized church member.
   異端學說與已得到承認的宗教信仰相矛盾的觀點或學說，尤指已立誓信教或受過洗禮的教徒對羅馬天主教教義的異議或否認
2. I am a believer with religious faith.
   我是個宗教信徒。
3. I'm not a great believer in taking regular physical exercise.
   我對經常鍛煉身體的好處有點懷疑。