3
remiss(adjective, dull, careless, idle, sluggish)
3
thriftless(adjective, nonpreparation)
3
unenterprising
2
careless(adjective, dull, sluggish, inactive, reckless)
2
convert
2
happy-go-lucky
2
idler
2
incapable
2
indifferent(adjective, dull, idle, sluggish, inactive)
2
inefficient
2
languorous(adjective, dull, careless, indifferent, idle)
2
lifeless(adjective, dull, careless, indifferent, idle)
2
loafer
2
loafing(adjective, dull, careless, indifferent, idle)
2
supine(adjective, dull, careless, indifferent, idle)
2
torpid(adjective, dull, idle, sluggish, lazy)
2
uninspired
1
ambitionless
1
asleep on the job(expression, idiom, dull, careless, sluggish)
1
bone-lazy
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APASmart Define. (2015). shiftless thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/shiftless/thesaurus/synonyms
ChicagoSmart Define. 2015. "shiftless thesaurus" https://smartdefine.org/shiftless/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, shiftless thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/shiftless/thesaurus/synonyms>.
MLASmart Define. "shiftless thesaurus" 14 April 2015. Web. 21 September 2026. <https://smartdefine.org/shiftless/thesaurus/synonyms>