true believer

One who passionately supports a cause or concept. My sister is a true believer in social equality, so she is out at the protest today.

Name	Pronounced	Usage
Avraamu	-	Old Church Slavic
Khamisi	-	Eastern African, Swahili
Acton	['æktən]
Adler	['ædlər]
Dzhabrail	-	Chechen
Marina	mah-REE-nah (Italian, Spanish, German, Russian), mə-REEN-ə (English)	Italian, Spanish, Portuguese, German, Swedish, Norwegian, Danish, Dutch, English, Greek, Russian, Uk