iffle

No sooner was he out on the lawn than all the stupid birds began to look about his light to see what it was made of, and how it was that what they took for a glow-worm should be going about the lawn; and still all this while the dreadful cry kept coming, now higher, now lower, and the gardener could not find out what it was; but at last he stood stock-still and scratched his head, until the tassel of his red nightcap went jiffle-iffle, and danced up and down like a loose leaf on a twig.

Featherland How the Birds lived at Greenlawn George Manville Fenn 1870