Answer:

mesta

Answer	Crossword Clue
MESTA	Socialite Perle
MESTA	Hostess Perle
MESTA	Acclaimed "Hostess with the Mostes'" (5)

MESTA	"Call Me Madam" inspiration
MESTA	D.C. hostess Perle
MESTA	Former D.C. hostess Perle
MESTA	Diplomat Perle
MESTA	Hostess who inspired "Call Me Madam"
MESTA	Perle of diplomacy and parties
MESTA	Acclaimed "Hostess with the Mostest"
MESTA	Subject of "Call Me Madam"

MESTA	Hostess Perle ..
MESTA	Society hostess Perle
MESTA	Minister to Luxembourg.
MESTA	Washington hostess, now foreign minister.
MESTA	An American in Luxembourg.
MESTA	Ethel Merman's prototype.
MESTA	Luxembourg lady.
MESTA	Minister Perle.

MESTA	U. S. Minister to Luxembourg.
MESTA	A Perle among hostesses.
MESTA	Lady in Luxemburg.
MESTA	Luxembourg minister.
MESTA	Minister to a grand duchy.
MESTA	Minister to land of Grand Duchess Charlotte.
MESTA	Prototype for Sally Adams.
MESTA	"The hostess with the mostest."

MESTA	Inspiration for Lindsay and Crouse.
MESTA	Our Minister to a grand duchy.
MESTA	Perle.
MESTA	Famous hostess and envoy.
MESTA	Famous hostess.
MESTA	Former Minister.
MESTA	Perle of society.
MESTA	Recent visitor to U. S. S. R.

MESTA	She visited U. S. S. R.
MESTA	Former U. S. Minister.
MESTA	Former resident of Luxembourg.
MESTA	Inspiration for "Call Me Madam."
MESTA	Washington hostess.