5
vexatious(adjective, troublesome)
4
amiss(adjective, wrong, defective)
4
baneful(unfavorable, ominous, unpromising)
4
difficult(adjective, adverse)
4
discouraging(adjective, unfavorable, ominous, unpromising)
4
gloomy(adjective, unfavorable, ominous, unpromising)
4
hostile(negative, disapproving, uncomplimentary)
4
ill-omened(adjective, unhappy, doomed, unfavorable, ominous)
4
inexpedient(negative, disapproving, uncomplimentary, untimeliness)
4
intrusive(adjective, untimeliness)
4
malapropos(adjective, rude, negative, improper, indecent)
4
malodorous(adjective, wrong, rude, coarse, suitable)
4
out of line(expression, adjective, idiom, control, order)
4
perverse(adjective, tough, firm, cross, unreasonable)
4
rough(adjective, wrong, informal, offensive, rude)
4
rude(offensive, coarse, improper, inappropriate, indecent)
4
troublesome(adjective, unpleasant, negative, adverse, unfortunate)
4
uncouth(adjective, rude, suitable, improper, inept)
4
undisciplined(adjective, control, order, resist, peace)
4
unsatisfactory(adjective, help, pain)
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APASmart Define. (2015). untoward thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/untoward/thesaurus/synonyms
ChicagoSmart Define. 2015. "untoward thesaurus" https://smartdefine.org/untoward/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, untoward thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/untoward/thesaurus/synonyms>.
MLASmart Define. "untoward thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/untoward/thesaurus/synonyms>