This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

n. The quality or state of being insufficient, especially:

n. Moral or mental incompetence.

n. Inadequate supply: an insufficiency of funds.

n. Inability of a bodily part or organ to function normally: cardiac insufficiency.

n. A failing; an inadequacy: pointed out the insufficiencies in my report.

n. The lack of sufficiency; a shortage or inadequacy.

n. The quality or state of being insufficient; lack of sufficiency; deficiency; inadequateness

n. Lack of power or skill; inability; incapacity; incompetency.

n. Lack of sufficiency; deficiency in amount, force, or fitness; inadequateness; incompetency: as, insufficiency of supplies; insufficiency of motive.

n. lack of an adequate quantity or number

n. (pathology) inability of a bodily part or organ to function normally

n. a lack of competence

"Pancreatic insufficiency is one cause of fat malabsorption."

weakness    failing   

tricuspid insufficiency    aortic    active insufficiency of a muscle    pyloric insufficiency    valvular insufficiency    muscular insufficiency    pulmonary insufficiency   

deficiency    inadequateness    inability    incapacity    incompetency   

dysfunction    ischemia    arrhythmia    hypertension    inadequacy    abnormality    thrombosis    stenosis    deficiency    impairment