7
forward(adjective, adverb, past, first, previous)
6
introductory(adjective, first, precedence, priority, precursor)
6
last
6
old(adjective, late, past, previous, early)
6
pilgrim(noun, clergy)
6
precursory(precedence, priority, precursor)
6
predecessor(noun, someone, something)
6
prefatory(adjective, precedence, precursor)
6
sometime(adjective, adverb, late, old, past)
6
whilom
5
ahead(adjective, adverb, earlier)
5
beforehand(adjective, adverb, first, forward, preceding)
5
early(adjective, late, old, past, first)
5
fore
5
preparatory(adjective, precedence)
5
proemial(precedence, precursor)
5
recent(adjective, new, fresh, late, old)
4
ancient(adjective, late, old, past, first)
4
brother(noun, clergy)
4
bygone(adjective, late, old, past, previous)
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APASmart Define. (2015). prior thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/prior/thesaurus/synonyms
ChicagoSmart Define. 2015. "prior thesaurus" https://smartdefine.org/prior/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, prior thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/prior/thesaurus/synonyms>.
MLASmart Define. "prior thesaurus" 13 April 2015. Web. 23 September 2026. <https://smartdefine.org/prior/thesaurus/synonyms>