14
first of all(beginning, expression, order, start, adverb)
13
most importantly(adverb, importance, degree, predominance, expression)
11
primarily(adverb, importance, degree, predominance, state)
8
above all(expression, adverb, importance, degree, particularly)
8
chiefly(adverb, importance, essential, degree)
8
firstly(importance, degree, predominance, adverb, beginning)
7
in the first place(importance, expression, beginning, degree, predominance)
7
initially(adverb, order, start, beginning)
7
predominantly(adverb, importance, degree, particularly, predominance)
6
principally(adverb, importance, essential, degree, chiefly)
5
at first(beginning, order, start, expression, adverb)
5
dominantly(adverb, manner, essential, particularly, usually)
5
originally(adverb, order, start, beginning)
4
at the start(expression, adverb, order, start, beginning)
4
from the start(expression, adverb, order, start, beginning)
4
in general(expression, adverb, importance, essential, degree)
4
in the main(expression, adverb, importance, essential, degree)
4
mainly(adverb, manner, essential, prevalence)
4
most of all(expression, adverb, importance, essential, degree)
4
on the whole(expression, adverb, importance, essential, degree)
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APASmart Define. (2015). first and foremost thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/first_and_foremost/thesaurus/synonyms
ChicagoSmart Define. 2015. "first and foremost thesaurus" https://smartdefine.org/first_and_foremost/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, first and foremost thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/first_and_foremost/thesaurus/synonyms>.
MLASmart Define. "first and foremost thesaurus" 13 April 2015. Web. 21 September 2026. <https://smartdefine.org/first_and_foremost/thesaurus/synonyms>