9 entries under oldest topic. ×

2
former
2
most senior(expression, senior)
0
earlier
0
lower
0
of a former period(expression, idiom, senior)
0
of an earlier time(expression, idiom, senior)
0
preceding
0
primogenital
0
prior
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APASmart Define. (2015). eldest thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/eldest/thesaurus/synonyms
ChicagoSmart Define. 2015. "eldest thesaurus" https://smartdefine.org/eldest/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, eldest thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/eldest/thesaurus/synonyms>.
MLASmart Define. "eldest thesaurus" 14 April 2015. Web. 24 September 2026. <https://smartdefine.org/eldest/thesaurus/synonyms>