Synonyms|11Antonyms|3|Broader|0Narrower|0Related|33
0
ponderous
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profound
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punishing
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severe
0
sonorous
0
sound
0
straining
0
strenuous
0
strive
0
sullen
0
thick
0
threatening
0
tough
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APASmart Define. (2013). labourious thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/labourious/thesaurus/related
ChicagoSmart Define. 2013. "labourious thesaurus" https://smartdefine.org/labourious/thesaurus/related (accessed September 26, 2026).
HarvardSmart Define 2013, labourious thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/labourious/thesaurus/related>.
MLASmart Define. "labourious thesaurus" 17 June 2013. Web. 26 September 2026. <https://smartdefine.org/labourious/thesaurus/related>