to keep (something) from change, loss or destruction

save, protect

to save (money, supplies etc); use or spend less than before

save money

not enough

small, inadequate; poor

(having) hardly enough

meager

to buy, use, the minimum of what is needed

be cheap or frugal about

being (almost) too small

sparse, inadequate

a kind of small, tree-climbing, bushy-tailed animal with red, grey or black fur

hoard