Superlative form of scanty: most scanty.(adjective)
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Use "scantiest" in a sentence
"Ours are small piles of perfect canned jumbo lump crabmeat with just the scantiest coating of batter holding them together, and they are the best Maryland crab cakes we've had."
"This very thought …. no fantasy by the (male) artist is exactly why this “glamour girl is all alone in her scantiest underwear.” haha"
"Markets lurching on the scantiest fragment of news from a Parliamentary committee in a minor-league country."