113 entries under expression topic. ×

3
not easy(idiom, tough, painful, problematic)
2
below zero(cool, keen, sharp, intense)
2
no picnic(hard, tough, difficult, painful)
2
religiously exact(idiom, truth)
1
add fuel(verb, increase, raise, boost)
1
add to(verb, increase, raise, boost)
1
beef up(verb, increase, raise, boost)
1
below freezing(cool, keen, sharp, intense)
1
build up(verb, increase, raise, boost)
1
by the book(adjective, idiom, strong, hard)
1
clearly defined(exact, specific, explicit)
1
cold as charity
1
cold as death
1
cold as ice
1
cold as marble
1
cold fish(adjective, calm, hard, tough)
1
dead set(tough, firm, harsh, stiff)
1
deadweight cargo
1
hard and fast
1
hard as nails(adjective, idiom, tough, firm)
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APASmart Define. (2016). severe thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/severe/thesaurus/synonyms
ChicagoSmart Define. 2016. "severe thesaurus" https://smartdefine.org/severe/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, severe thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/severe/thesaurus/synonyms>.
MLASmart Define. "severe thesaurus" 24 March 2016. Web. 22 September 2026. <https://smartdefine.org/severe/thesaurus/synonyms>