小夜

Etymology 1
From. Compound of

The use of in the spelling is an example of.

Noun

 * 1) dark, night, nighttime
 * 2) * 1205, ' (book 5 poem 483), text here (also ', poem 94)

Etymology 2
From.

Noun

 * 1) small nightwear

Etymology 3
Various nanori readings.