1
greenness(noun, stupidity, ignorance, inability, incapacity)
1
handicap
1
hopelessness(noun, weakness, awkwardness, inability, helplessness)
1
imperfection(noun, defect, inadequacy, shortage, inability)
1
impotency
1
impropriety(noun, inexpedience)
1
impuissance
1
inadeptness
1
inattentiveness
1
incompleteness(defect, deficiency, imperfection, inadequacy, shortage)
1
inconvenience(noun, inexpedience)
1
indexterity
1
indocility
1
inefficaciousness
1
inefficiencies
1
inexpedience(noun, inexpedience)
1
inexpirience(noun, stupidity, ignorance, inability, incapacity)
1
infancy
1
inferiority
1
invalidity
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APASmart Define. (2015). inefficiency thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/inefficiency/thesaurus/synonyms
ChicagoSmart Define. 2015. "inefficiency thesaurus" https://smartdefine.org/inefficiency/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, inefficiency thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/inefficiency/thesaurus/synonyms>.
MLASmart Define. "inefficiency thesaurus" 14 April 2015. Web. 22 September 2026. <https://smartdefine.org/inefficiency/thesaurus/synonyms>