bundling; a mostly rural tradition where a suitor would visit a woman in her bedroom at night, usually entering through the window, to sleep and canoodle together
köken: Compound of nacht (“night”) + vrijen (“to make out, to go out”).
From Old Japanese. Derived from 呼ばひ (yobai), the 連用形 (ren'yōkei, “stem or continuative form”) of classical verb 呼ばふ (yobau, “to court a woman”), a combination of 呼(よ)ば (yoba), the 未(み)然(ぜん)形(けい) (mizenkei, “irrealis form”) of verb 呼(よ)ぶ (yobu, “to call”) + auxiliary verb ふ (fu, “indicating repetition or ongoing state”). The spelling, composed of 夜 (yo, “night”) + 這い (hai, “crawling”, the 連用形…