SHORTFALL
deficit, shortage, shortfall
(noun) the property of being an amount by which something is less than expected or required; “new blood vessels bud out from the already dilated vascular bed to make up the nutritional deficit”
Source: WordNet® 3.1
Etymology
Noun
shortfall (plural shortfalls)
An instance of not meeting a quota, debt, or monthly payment on a debt or other obligation, or of having an insufficient amount to cover such obligations.
The amount by which a quota, debt, or monthly payment on a debt or other obligation is missed; the difference between the actual quota or debt and the lesser amount available to pay such obligations.
Anagrams
• fall short
Source: Wiktionary