30 entries under huge topic. ×

7
all-encompassing(adjective, big, large, vast)
5
blanket(adjective, complete, big, full)
1
boundless(big, large, grand, broad)
1
capacious(big, large, grand, major)
1
commodious(big, large, grand, major)
1
comprising(complete, big, full, grand)
1
considerable(big, large, grand, major)
1
expanded(big, large, grand, vast)
1
extended(big, large, grand, vast)
1
great(big, large, grand, inclusive)
1
hefty(big, large, grand, major)
1
indiscriminate(big, large, grand, major)
1
large-scale(big, large, grand, major)
1
lengthy(big, large, grand, major)
1
long(big, large, grand, vast)
1
major(big, large, grand, considerable)
1
prevalent(big, large, grand, general)
1
protracted(big, large, grand, vast)
1
roomy(big, large, grand, major)
1
scopic(big, large, grand, vast)
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APASmart Define. (2015). across the board thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/across_the_board/thesaurus/synonyms
ChicagoSmart Define. 2015. "across the board thesaurus" https://smartdefine.org/across_the_board/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2015, across the board thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/across_the_board/thesaurus/synonyms>.
MLASmart Define. "across the board thesaurus" 14 April 2015. Web. 30 September 2026. <https://smartdefine.org/across_the_board/thesaurus/synonyms>