1
lightning
1
more difficult
1
more extreme
1
niggardly
1
normal
1
notorious
1
powerful
1
pretty(adjective, characteristic, attribute, peculiar, with features)
1
pug-ugly
1
salubrious
1
thug(noun, attack, crimes)
1
very difficult
1
white
1
work well under pressure
0
a1
0
abetted
0
abhorrent
0
abide
0
abiding
0
able
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APASmart Define. (2016). tough thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/tough/thesaurus/related
ChicagoSmart Define. 2016. "tough thesaurus" https://smartdefine.org/tough/thesaurus/related (accessed September 29, 2026).
HarvardSmart Define 2016, tough thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/tough/thesaurus/related>.
MLASmart Define. "tough thesaurus" 30 March 2016. Web. 29 September 2026. <https://smartdefine.org/tough/thesaurus/related>