10
categorically(adverb, categorically)
10
evenly(adverb, continuously, horizontally)
7
flat(adverb, strong)
5
dully(adverb, deeply, uninterestingly, non-resonantly)
5
levelly(adverb, horizontally)
5
smoothly
4
completely
4
insipidly(adverb, tastelessly)
4
plainly(adverb, tastelessly)
4
unconditionally(adverb, categorically)
4
vapidly(adverb, tastelessly)
3
absolutely(adverb, categorically)
3
blandly(adverb, tastelessly)
3
definitely(adverb, categorically)
3
directly
3
emphatically(adverb, strong, definitely)
3
horizontally(adverb, horizontally)
3
monotonously(adverb, continuously)
3
uncompromisingly
2
banally(adverb, tastelessly)
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APASmart Define. (2015). flatly thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/flatly/thesaurus/synonyms
ChicagoSmart Define. 2015. "flatly thesaurus" https://smartdefine.org/flatly/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, flatly thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/flatly/thesaurus/synonyms>.
MLASmart Define. "flatly thesaurus" 13 April 2015. Web. 20 September 2026. <https://smartdefine.org/flatly/thesaurus/synonyms>