90 entries under regular topic. ×

20
commonplace(adjective, dull, simple, flat, plain)
16
ordinary(adjective, boring, dull, flat, dry)
14
unvarying(adjective, dull, quiet, soft, gentle)
12
routine(noun, adjective, dull, quiet, weak)
12
recurrent(adjective, dull, normal, continuous)
11
uniform(adjective, dull, quiet, soft, gentle)
11
even(adjective, calm, quiet, soft, reasonable)
11
continual(adjective, dull, steady, stable)
11
unchanging(adjective, dull, cold, steady, stable)
10
common(adjective, ordinary, boring, dull, flat)
10
constant(adjective, dull, boring, fixed)
10
habitual(adjective, simple, cold, ordinary, familiar)
10
invariable(adjective, quiet, soft, gentle, flat)
9
mundane(adjective, boring, dull, stupid, tedious)
9
regular(adjective, quiet, soft, gentle, flat)
8
everyday(adjective, dull, simple, plain, ordinary)
8
incessant(adjective, normal, persistent, constant)
8
steady(adjective, calm, quiet, soft, reasonable)
8
unbroken(adjective, quiet, soft, gentle, flat)
7
cyclical(adjective, continuous)
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APASmart Define. (2015). monotonous thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/monotonous/thesaurus/synonyms
ChicagoSmart Define. 2015. "monotonous thesaurus" https://smartdefine.org/monotonous/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, monotonous thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/monotonous/thesaurus/synonyms>.
MLASmart Define. "monotonous thesaurus" 13 April 2015. Web. 21 September 2026. <https://smartdefine.org/monotonous/thesaurus/synonyms>