70 entries under back topic. ×

3
frustrations(slow, backward, reverse direction)
3
life form(slow, backward, reverse direction)
3
living thing(slow, backward, reverse direction)
3
mistake(slow, backward, reverse direction)
3
organism(slow, backward, reverse direction)
3
oversight(slow, backward, reverse direction)
3
remainder(slow, backward, reverse direction)
3
retrogressive(slow, backward, reverse direction)
3
reversion to type(slow, backward, reverse direction)
3
vestige(slow, backward, reverse direction)
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APASmart Define. (2015). retrogradation thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/retrogradation/thesaurus/synonyms
ChicagoSmart Define. 2015. "retrogradation thesaurus" https://smartdefine.org/retrogradation/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, retrogradation thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/retrogradation/thesaurus/synonyms>.
MLASmart Define. "retrogradation thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/retrogradation/thesaurus/synonyms>