65 entries under idiom topic. ×

8
in front(expression, adjective, adverb, advanced)
8
in the beginning(expression, adjective, adverb, order)
6
at first(expression, adverb)
6
first of all(expression, adverb)
6
starting time(noun, expression)
5
low gear(noun, expression)
4
at the outset(expression, adverb, basically, originally)
4
in the forefront(expression, adjective, forward)
3
first gear(noun, expression)
3
in the lead(expression, adjective, adverb, advanced)
3
to start with(expression, adverb, formerly, basically)
2
before all else(expression, adverb, firstly, originally)
2
first base(noun, expression)
2
in lieu of(expression, adverb, rather, willingly)
2
in the first place(expression, adverb, formerly, basically)
2
in the foreground(expression, lead, beginning, advanced)
2
ordinal number
2
to the fore
1
adverb of time
1
as a matter of choice(expression, adverb, willingly, sooner)
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APASmart Define. (2016). first thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/first/thesaurus/synonyms
ChicagoSmart Define. 2016. "first thesaurus" https://smartdefine.org/first/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2016, first thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/first/thesaurus/synonyms>.
MLASmart Define. "first thesaurus" 31 March 2016. Web. 21 September 2026. <https://smartdefine.org/first/thesaurus/synonyms>