squoval adj. square with rounded corners. Also as noun. Editorial Note: This term is especially common among manicurists, who use it to describe a particular shape of fingernails and toenails. Etymological Note: square + oval (source: Double-Tongued Dictionary)
Further reading
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I’m not into manicures, but I always appreciate an economical, apt word. “Squoval” speaks well in two syllables, better than “ovalare”; “ovaquare”; or, eupuistically, “ovalosquare” (oh VEL uh square).
I agree! It’s euphonic: “sqwoh-vuhl” sounds like an alcoholic drink made with Bovril. Or a type of gunpowder intended for squirrel-hunting.