underpinnings

n. the legs. He has good underpinnings—ought to be able to run faster. With underpinnings like that, he ought to be able to win the marathon.

Name	Pronounced	Usage
Olaf	O-lahf (German, Dutch)	Norwegian, Danish, German, Dutch, Polish
Tresha	-	English (Rare)
Leslie	LEZ-lee, LES-lee	English
Tamsen	-	English (Rare)
Nikodim	-	Russian, Macedonian
Lillia	LIL-ee-ə, LIL-yə	English