Is it farther or further?
c.1300, "restricted in quantity," from Old North French scars "scanty, scarce" (Old French eschars, Modern French échars) from Vulgar Latin *scarsus, from *escarpsus, from *excarpere "pluck out," from classical Latin excerpere "pluck out" (see excerpt). As an adverb early 14c. from the adjective. Phrase to make oneself scarce "go away" first attested 1771, noted as a current "cant phrase." Related: Scarcely.