insufficiency

 
Pronunciation: /ɪnsəˈfɪʃ(ə)nsi/

noun (plural insufficiencies)

[mass noun]
  • the condition of being insufficient: insufficiency of adequate housing [count noun]: there have been demands to redress such insufficiencies
  • Medicine the inability of an organ to perform its normal function: renal insufficiency

Origin:

early 16th century (in the sense 'incompetence, inability'): from late Latin insufficientia, from in- 'not' + Latin sufficere 'be sufficient'