101 entries under painful topic. ×

72
difficult(adjective, dull, hard, great, tough)
59
hard(adjective, dull, great, tough, easy)
56
laborious(adjective, dull, hard, great, tough)
42
burdensome(adjective, dull, hard, tough, severe)
39
severe(adjective, hard, tough, rough, difficult)
34
painful(adjective, hard, difficult, complex)
29
trying(adjective, dull, hard, tough, severe)
27
grievous(adjective, hard, difficult, complex)
27
oppressive(adjective, dull, hard, tough, severe)
27
sore(adjective, hard, difficult, complex)
25
dire(adjective, hard, difficult, complex)
22
unbearable(adjective, hard, difficult, complex)
20
cruel(adjective, hard, difficult, complex)
20
sensitive(adjective, hard, difficult, complex)
17
grueling(adjective, hard, tough, severe, difficult)
16
troublesome(adjective, hard, tough, difficulty, difficult)
12
agonizing(adjective, sickness, ache, anguishes)
10
aching(adjective, sickness, ache, anguishes)
10
excruciating(adjective, sickness, ache, anguishes)
10
piercing(adjective, sickness, ache, anguishes)
10 years ago|22k views|share |citing 
APASmart Define. (2016). arduous thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/arduous/thesaurus/synonyms
ChicagoSmart Define. 2016. "arduous thesaurus" https://smartdefine.org/arduous/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2016, arduous thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/arduous/thesaurus/synonyms>.
MLASmart Define. "arduous thesaurus" 26 February 2016. Web. 27 September 2026. <https://smartdefine.org/arduous/thesaurus/synonyms>