Synonyms|134Antonyms|1|Broader|0Narrower|0Related|2
1
phenobarbital
1
phenobarbital sodium
1
poison
1
potable
1
purple heart
1
quietener
1
rainbow
1
rotgut
1
scag
1
secobarbital sodium
1
sedative
1
shit
1
sleep-inducer
1
sleeper
1
sleeping draught
1
sleeping pill
1
smack
1
smoke
1
sodium thiopental
1
solvent
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APASmart Define. (2015). hard stuff thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/hard_stuff/thesaurus/synonyms
ChicagoSmart Define. 2015. "hard stuff thesaurus" https://smartdefine.org/hard_stuff/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, hard stuff thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/hard_stuff/thesaurus/synonyms>.
MLASmart Define. "hard stuff thesaurus" 14 April 2015. Web. 20 September 2026. <https://smartdefine.org/hard_stuff/thesaurus/synonyms>