Synonyms|25Antonyms|0|Broader|0Narrower|0Related|0
1
test case(noun, expression, occurrence, precedent)
0
acid test(noun, expression, precedent)
0
advent
0
appearance
0
arrival
0
awakening
0
beginning
0
birth
0
commencement
0
crucial test(noun, expression, precedent)
0
dawn
0
dawning
0
emergence
0
experiment(noun, precedent)
0
first case(noun, expression, precedent)
0
genesis
0
inauguration
0
inception
0
onset
0
origin
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APASmart Define. (2011). first occurrence thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/first_occurrence/thesaurus/synonyms
ChicagoSmart Define. 2011. "first occurrence thesaurus" https://smartdefine.org/first_occurrence/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2011, first occurrence thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/first_occurrence/thesaurus/synonyms>.
MLASmart Define. "first occurrence thesaurus" 29 May 2011. Web. 20 September 2026. <https://smartdefine.org/first_occurrence/thesaurus/synonyms>