150 entries under plain topic. ×

1
temperate(adjective, light, weak, smooth, simple)
1
twenty-four carat(expression, adjective, simple, bright, clean)
1
undisputable(adjective, certain, absolute, indisputable)
1
vanilla(adjective, weak, smooth, simple, pleasant)
1
wimpy(adjective, weak, smooth, soft, pleasant)
0
banal(adjective, weak, mild, tasteless)
0
calmative(adjective, weak, mild, temperate)
0
dull as dishwater(expression, adjective, idiom, weak)
0
flavorless(adjective, weak, mild, tasteless)
0
ho hum(expression, adjective, weak, smooth, gentle)
0
humdrum(adjective, weak, mild, tasteless)
0
incomplex(adjective, quiet, smooth, easy)
0
milk-and-water(adjective, weak, mild, tasteless)
0
monotonous(adjective, weak, mild, tasteless)
0
nerdy(adjective, weak, mild, tasteless)
0
nonirritant(adjective, weak, mild, temperate)
0
on the nose(expression, idiom, obvious)
0
plain as the nose on your face(expression, idiom, obvious, predictable)
0
sapless(adjective, weak, mild, tasteless)
0
tasteless(adjective, weak, mild, insipid)
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APASmart Define. (2016). clear thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/clear/thesaurus/synonyms
ChicagoSmart Define. 2016. "clear thesaurus" https://smartdefine.org/clear/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, clear thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/clear/thesaurus/synonyms>.
MLASmart Define. "clear thesaurus" 31 March 2016. Web. 23 September 2026. <https://smartdefine.org/clear/thesaurus/synonyms>