Thrifty, referring to a person. Or sparse, referring to things.
"People who grew up in the Depression seem to be more frugal. They never buy name-brand stuff!"
"Ebenezer Scrooge retired, after long a day of screwing people over, to his dingy apartment to consume his frugal (thin/watery) serving of gruel" --severly paraphrased from Dickens' "A Christmas Carol"
Prices shown in USD.
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