1 a person who argues in favour of something
2 (Law) a person who seeks probate of a will
(C16: from Latin proponere to propose)
English Collins Dictionary - English Definition & Thesaurus
advocate, apologist, backer, champion, defender, enthusiast, exponent, friend, partisan, patron, spokesman, spokeswoman, subscriber, supporter, upholder, vindicator
English Collins Dictionary - English synonyms & Thesaurus
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