Synonyms|643Antonyms|183|Broader|10Narrower|12Related|1.3k

275 entries under adjective topic. ×

6
awful(painful, sickness, ache, anguishes)
6
burning(painful, sickness, ache, anguishes)
6
caustic(painful, sickness, ache, anguishes)
6
distressing(difficult, harsh, tender, cruel)
6
dreadful(painful, sickness, ache, anguishes)
6
extreme(painful, sickness, ache, anguishes)
6
harsh
6
hurting(painful, sickness, ache, anguishes)
6
inflamed(painful, sickness, ache, anguishes)
6
raw(painful, sickness, ache, anguishes)
6
sharp(harsh, tender, cruel, course)
6
ticklish
5
Herculean(tough, severe, difficult, awkward)
5
back-breaking
5
crushing
5
high(sharp, course, quick, rash)
5
irritating(dull, tough, severe, boring)
5
labored(hard, great, tough, rough)
5
smarting(tender, raw, painful, burning)
5
stinging(tender, raw, painful, burning)
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APASmart Define. (2016). arduous thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/arduous/thesaurus/synonyms
ChicagoSmart Define. 2016. "arduous thesaurus" https://smartdefine.org/arduous/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, arduous thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/arduous/thesaurus/synonyms>.
MLASmart Define. "arduous thesaurus" 26 February 2016. Web. 25 September 2026. <https://smartdefine.org/arduous/thesaurus/synonyms>