10 entries under firstly topic. ×

24
begin with(verb, expression, phrasal verb)
24
primarily(adverb, beginning, first, originally)
19
originally(adverb, first)
17
first(adverb, originally)
11
firstly
7
in the beginning(expression, idiom, adverb, originally)
2
at the outset(expression, idiom, adverb, first)
1
first of all(expression, idiom, adverb, first)
1
in the first place(expression, idiom, adverb, first)
1
to start with(expression, idiom, adverb, first)
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APASmart Define. (2015). initially thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/initially/thesaurus/synonyms
ChicagoSmart Define. 2015. "initially thesaurus" https://smartdefine.org/initially/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, initially thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/initially/thesaurus/synonyms>.
MLASmart Define. "initially thesaurus" 14 April 2015. Web. 22 September 2026. <https://smartdefine.org/initially/thesaurus/synonyms>