1
early(adjective, head, beginning, opening, original)
1
elementary(adjective, head, beginning, opening, original)
1
few
1
fewest
1
first off(expression, adjective, head, beginning, prime)
1
front(adjective, head, beginning, opening, original)
1
fundamental(adjective, head, beginning, original, prime)
1
head(adjective, beginning, opening, original, prime)
1
headmost(adjective, head, beginning, opening, original)
1
in the beginning(expression, adjective, idiom, head, beginning)
1
inadequate
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inaugural(adjective, head, beginning, opening, original)
1
inceptive(adjective, head, beginning, opening, original)
1
incipient(adjective, head, beginning, opening, original)
1
initial(adjective, head, beginning, opening, original)
1
insignificant
1
introductory(adjective, head, beginning, opening, original)
1
key(adjective, head, beginning, opening, original)
1
lead off(expression, adjective, head, beginning, prime)
1
leading(adjective, head, beginning, opening, original)
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APASmart Define. (2015). slightest thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/slightest/thesaurus/synonyms
ChicagoSmart Define. 2015. "slightest thesaurus" https://smartdefine.org/slightest/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, slightest thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/slightest/thesaurus/synonyms>.
MLASmart Define. "slightest thesaurus" 14 April 2015. Web. 23 September 2026. <https://smartdefine.org/slightest/thesaurus/synonyms>