Answer:

nightingale

Answer	Crossword Clue
NIGHTINGALE	Nocturnal singer
NIGHTINGALE	Subject of Keats ode.
NIGHTINGALE	Keats' inspiration.

NIGHTINGALE	Word for Jenny Lind
NIGHTINGALE	Nocturnal songbird

Crossword

a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.