9
aforementioned
4
before(adjective, preposition, head, previous, front)
3
in front of(verb, expression, phrasal verb, preposition, preceding)
2
ahead(adverb, early, in front)
2
forward of(preposition, in front)
2
in advance of(verb, expression, adjective, phrasal verb, preposition)
2
previous to(expression, preposition, opposite, preceding, since)
2
prior to(expression, adjective, preposition, opposite, preceding)
1
above
1
above-mentioned
1
above-named
1
aforeknown
1
aforesaid
1
ago
1
antecedent
1
below
1
earlier than(expression, preposition, opposite, preceding, before)
1
erstwhile
1
first
1
forerunning
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APASmart Define. (2015). ahead of thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/ahead_of/thesaurus/synonyms
ChicagoSmart Define. 2015. "ahead of thesaurus" https://smartdefine.org/ahead_of/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, ahead of thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/ahead_of/thesaurus/synonyms>.
MLASmart Define. "ahead of thesaurus" 14 April 2015. Web. 21 September 2026. <https://smartdefine.org/ahead_of/thesaurus/synonyms>