a shortage (the usual word)
insufficiency, scarcity
(an instance of) the state of being short of, less than, what is correct or needed
imperfection, inadequacy
an amount by which something, especially a sum of money, is too small
shortage of something needed, required
an absence of or need for (something)
deficiency, need
a very small amount or number of something
lack, scarcity
poverty
poverty
deficiency, need
deficiency, need
(an amount caused by) not having enough
deficiency
deficiency
deficiency
