Question

Why is the time called 'moth-hour'​

Answer 1

Explanation:

In it the 'moth-hour of eve' is a time before the 'stars begin to peep' implying that the 'moth-hour' is at dusk or twilight. well after Father Gilligan falls asleep, Yeats refers to dawn or daybreak as the 'time of sparrow chirp/When the moths come once more'.