8
before(adjective, adverb, preposition, basic, previous)
5
beforehand
5
preceding
5
until(preposition, till, to, pending, ahead of)
4
in front of(verb, phrasal verb, preposition, preceding, before)
3
in advance
3
previously
3
till(adverb, preposition, still, to, pending)
2
above(preposition, superior, surpassing)
2
up to(expression, adverb, preposition, to, pending)
1
afore
1
ago
1
ahead of
1
ante
1
as far as(expression, idiom, preposition, till, to)
1
as yet(expression, adverb, still, then, yet)
1
before the coming(expression, idiom, preposition, till, to)
1
continuously(preposition, till, to, pending, before)
1
down to(expression, preposition, till, to, pending)
1
earlier
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APASmart Define. (2015). prior to thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/prior_to/thesaurus/synonyms
ChicagoSmart Define. 2015. "prior to thesaurus" https://smartdefine.org/prior_to/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, prior to thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/prior_to/thesaurus/synonyms>.
MLASmart Define. "prior to thesaurus" 14 April 2015. Web. 20 September 2026. <https://smartdefine.org/prior_to/thesaurus/synonyms>