a young woman
“You will show me that place, and prove yourself, muchacha,” he said grimly.
Then if anybody notices you, they'll think you're a muchacha from Spanish town.
It's the muchacha: she's his sweetheart, and she's been a-looking too long this way to please him.
"The muchacha should keep the 'capotillo,'" said an old lynx-eyed duenna, with a fan as large as a fire-board.