13
monotonously(adverb, boring, tediously, tiresomely, no interest)
12
heavily(adverb, boring, laboriously, no interest)
11
tediously(adverb, boring, seriously, heavily, deeply)
10
drably(adverb, boring, grayly, no interest)
9
slowly(adverb, stupidly, lethargically)
7
sluggishly(adverb, seriously, heavily, deeply, slowly)
7
stupidly(adverb, senselessly, listlessly, numbly)
6
dimly(adverb, stupidly)
6
obtusely(adverb, bluntly, stupidly, listlessly)
6
uninterestingly(adverb, boring, no interest)
5
bluntly(adverb, bluntly)
5
dispiritingly(adverb, boring, no interest)
5
drearily(adverb, grayly)
5
dry(adverb, boring, no interest)
4
apathetically(adverb, lethargically)
4
colorlessly(adverb, colorlessly)
4
dingily(adverb, grayly)
4
flatly(adverb, deeply, uninterestingly, non-resonantly)
4
lethargically(adverb, stupidly, lethargically)
4
lifelessly(adverb, lethargically, tediously)
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APASmart Define. (2016). dully thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/dully/thesaurus/synonyms
ChicagoSmart Define. 2016. "dully thesaurus" https://smartdefine.org/dully/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2016, dully thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/dully/thesaurus/synonyms>.
MLASmart Define. "dully thesaurus" 30 March 2016. Web. 20 September 2026. <https://smartdefine.org/dully/thesaurus/synonyms>