scant
source sentence: What I eat for breakfast connects me to the planet, deep into its past with the fossilized remains of plants and animals which are now fuel, as well as into its future, when these non-renewable resources will likely be in scant supply.
context clues: indirect example clues, inference clues, (syn.) lacking, restricted, (ant.) abundant, sufficient, (ex.) A gas tank with hardly any gas left in it is an example gas in scant supply.
definition: barely sufficient in amount or quantity; not abundant; almost inadequate
original sentence: When I came back from my neighbor's house to borrow some milk, I was upset because he gave me a scant cupful.
http://dictionary.reference.com/browse/scant