2
ho-hum
2
ill-advised(adjective, dull, careless, foolish, stupid)
2
ill-considered(adjective, careless, foolish, stupid, rash)
2
impossible(adjective, absurd)
2
inadvisable(adjective, foolish, rash, risky)
2
ineffective
2
ineffectual
2
inexperienced(adjective, silly, stupid, green, fat)
2
injudicious(adjective, careless, foolish, stupid, rash)
2
insignificant(adjective, slight, value, small, silly)
2
lacking substance(expression, shadowy)
2
lifeless(adjective, dull, weak, dead, stiff)
2
maudlin(soft, sweet, emotional, affected, sloppy)
2
mild
2
milk-and-water(adjective, boring, tedious, tasteless, lifeless)
2
naive(dull, foolish, rash, risky, unintelligent)
2
namby-pamby
2
nugatory(adjective, slight, value, small, silly)
2
null
2
pedestrian(adjective, dull, everyday)
11 years ago|14k views|share |citing 
APASmart Define. (2015). inane thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/inane/thesaurus/synonyms
ChicagoSmart Define. 2015. "inane thesaurus" https://smartdefine.org/inane/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, inane thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/inane/thesaurus/synonyms>.
MLASmart Define. "inane thesaurus" 13 April 2015. Web. 23 September 2026. <https://smartdefine.org/inane/thesaurus/synonyms>