239 entries under severe topic. ×

98
hard(adjective, person, dull, mean, body)
61
difficult(adjective, dull, hard, great, easy)
51
rugged(adjective, action, strong, hard, sound)
50
rough(noun, adjective, action, person, mean)
44
arduous(adjective, dull, hard, great, easy)
41
laborious(adjective, dull, hard, great, easy)
39
harsh(adjective, mean, strong, hard, cool)
34
taxing(adjective, hard, rough, difficult)
33
hard-nosed(adjective, mean, clear, strong, hard)
33
unyielding(adjective, characteristic, mean, clear, strong)
30
oppressive(adjective, dull, hard, firm)
29
firm(adjective, calm, mean, clear, strong)
29
cruel(adjective, mean, strong, hard, cool)
26
inflexible(adjective, characteristic, mean, strong, hard)
26
rigid(adjective, characteristic, mean, strong, hard)
26
grievous(adjective, hard, difficult, harsh)
26
painful(adjective, bad, hard, difficult)
24
operose(adjective, hard, difficulty, rough)
23
stiff(adjective, strong, hard, rough)
23
uncompromising(adjective, characteristic, mean, clear, hard)
<12345…10>
10 years ago|60k views|share |citing 
APASmart Define. (2016). tough thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/tough/thesaurus/synonyms
ChicagoSmart Define. 2016. "tough thesaurus" https://smartdefine.org/tough/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, tough thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/tough/thesaurus/synonyms>.
MLASmart Define. "tough thesaurus" 30 March 2016. Web. 25 September 2026. <https://smartdefine.org/tough/thesaurus/synonyms>