Synonyms|11Antonyms|3|Broader|0Narrower|0Related|33
8
time-consuming
5
laborious(adjective, work, labour, multitask)
1
arduous
1
backbreaking
1
effortful
1
grueling
1
hard
1
punishing
1
toilsome
0
heavy
0
gruelling
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APASmart Define. (2013). labourious thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/labourious/thesaurus/synonyms
ChicagoSmart Define. 2013. "labourious thesaurus" https://smartdefine.org/labourious/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2013, labourious thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/labourious/thesaurus/synonyms>.
MLASmart Define. "labourious thesaurus" 17 June 2013. Web. 21 September 2026. <https://smartdefine.org/labourious/thesaurus/synonyms>