4
widely(adverb, far, much, considerably, sizably)
4
almighty
4
awful(adverb, informal, big)
4
capaciously(adverb, largely)
4
copiously(adverb, largely)
4
excessively(adverb, pretty, absolutely, very, really)
4
generously(adverb, largely)
4
heavily
4
incredibly(adverb, quantity, enough, measurement, summing up)
4
infinitely(adverb, greatness)
4
massively(adverb, seriously, enormously, deeply, largely)
3
magnificently(adverb, largely, sizably)
3
majestically(adverb, largely, nobly)
3
momentously
3
most(adverb, big, greatness)
3
nobly(adverb, nobly)
3
particularly(adverb, quantity, enough, measurement, summing up)
3
plenty(adverb, quantity, enough, measurement, summing up)
3
profoundly
3
prominently
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APASmart Define. (2016). greatly thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/greatly/thesaurus/synonyms
ChicagoSmart Define. 2016. "greatly thesaurus" https://smartdefine.org/greatly/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, greatly thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/greatly/thesaurus/synonyms>.
MLASmart Define. "greatly thesaurus" 24 March 2016. Web. 23 September 2026. <https://smartdefine.org/greatly/thesaurus/synonyms>