48 entries under complex topic. ×

22
backbreaking(adjective, hard, difficult, heavy, cruel)
22
disturbing(adjective, hard, difficult, troublesome)
22
grinding(adjective, hard, difficult, cruel)
22
lumpish(adjective, hard, difficult, gravity)
22
massive(adjective, hard, difficult, gravity)
22
operose(adjective, hard, tough, difficult)
22
unbearable(adjective, hard, difficult, painful)
21
complicated(adjective, hard, difficult, awkward)
21
knotty(adjective, hard, difficult, awkward)
21
tricky(adjective, hard, difficult, awkward)
20
lumpy(adjective, hard, difficult, gravity)
20
stressful(adjective, hard, difficult)
20
thorny(adjective, hard, difficult)
20
tight(adjective, hard, difficult)
19
ambitious(adjective, hard, difficult)
19
cruel(adjective, hard, difficult, painful)
19
heavyweight(adjective, hard, difficult, heavy)
19
intricate(adjective, hard, difficult, awkward)
19
problematic(adjective, hard, difficult)
19
serious(adjective, hard, difficult, big, heavy)
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APASmart Define. (2015). burdensome thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/burdensome/thesaurus/synonyms
ChicagoSmart Define. 2015. "burdensome thesaurus" https://smartdefine.org/burdensome/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, burdensome thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/burdensome/thesaurus/synonyms>.
MLASmart Define. "burdensome thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/burdensome/thesaurus/synonyms>