65 entries under hard topic. ×

2
bitter(adjective, strong, tough, severe)
2
brutal(adjective, tough, severe, sharp)
2
firm(noun, adjective, set, tough)
2
gruff(adjective, severe, sharp, nasty)
2
hard-nosed(adjective, severe, sharp, nasty)
2
mean(adjective, severe, sharp, nasty)
2
obstinate(adjective, set, severe, stiff)
2
punitive(adjective, severe, sharp, nasty)
2
weighty(adjective, good, strong, sound)
1
abusive(adjective, severe, sharp, nasty)
1
adamantine(adjective, severe, stiff, resolute)
1
comfortless(adjective, severe, sharp, nasty)
1
dyed-in-the-wool(adjective, severe, rigid, tight)
1
grievous(adjective, tough, severe, difficult)
1
hard-and-fast(adjective, set, stiff, rigid)
1
hard-boiled(adjective, tough, severe, sharp)
1
immovable(adjective, rigid, inflexible, strict)
1
immutable(adjective, set, stiff, rigid)
1
intemperate(adjective, tough, severe, rough)
1
intractable(adjective, set, stiff, rigid)
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APASmart Define. (2015). stringent thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/stringent/thesaurus/synonyms
ChicagoSmart Define. 2015. "stringent thesaurus" https://smartdefine.org/stringent/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, stringent thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/stringent/thesaurus/synonyms>.
MLASmart Define. "stringent thesaurus" 14 April 2015. Web. 22 September 2026. <https://smartdefine.org/stringent/thesaurus/synonyms>