noun
wedding night
Refers specifically to the first night after a wedding ceremony. A straightforward compound of 新婚 (newlywed) and 初夜 (first night).
新婚初夜は、二人にとって特別な時間だった。
The wedding night was a special time for the two of them.
Compound of 新婚 (newlywed) and 初夜 (first night). The reading is the standard on'yomi combination.