13
firstly(adverb, start, importance, rank, begin)
9
begin with(verb, expression, phrasal verb, end, start)
9
initially(adverb, start, importance, rank, begin)
7
first of all(expression, idiom, adverb, end, start)
7
primarily(adverb, start, importance, rank, begin)
6
first and foremost(adverb, start, begin, first, early)
6
introductorily(adverb, start, importance, rank, begin)
5
secondly(adverb, importance, rank, preeminence)
5
above all(adverb, start, begin, first, firstly)
5
formerly(adverb, start, begin, first, firstly)
4
most importantly(expression, importance, rank, preeminence)
4
originally(adverb, start, begin, first, firstly)
3
chiefly(adverb, importance, rank, preeminence)
3
currently(adverb, start, begin, first, firstly)
3
essentially(adverb, importance, rank, preeminence)
3
first(adverb, start, begin, firstly)
3
fundamentally(adverb, importance, rank, preeminence)
3
mainly(adverb, importance, rank, preeminence)
3
principally(adverb, importance, rank, preeminence)
3
supremely(adverb, importance, rank, preeminence)
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APASmart Define. (2015). lastly thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/lastly/thesaurus/antonyms
ChicagoSmart Define. 2015. "lastly thesaurus" https://smartdefine.org/lastly/thesaurus/antonyms (accessed September 23, 2026).
HarvardSmart Define 2015, lastly thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/lastly/thesaurus/antonyms>.
MLASmart Define. "lastly thesaurus" 14 April 2015. Web. 23 September 2026. <https://smartdefine.org/lastly/thesaurus/antonyms>