unlucky day; day of abstinence; death anniversary
In Onmyōdō, a day considered inauspicious for important activities; historically also referred to a death anniversary or a day of purification and fasting. The term is now rare and mostly encountered in historical or esoteric contexts.
See also: 陰陽道
In Onmyōdō, it was said that one should avoid long journeys on an unlucky day.
This day was the anniversary of the deceased's death, so relatives gathered.
Standard kanji spelling for this term.
Alternate spelling with okurigana, making the reading clearer.
Rare variant using 斎, which can also be read ときび or ゆまび in other contexts.
Formed from 忌み, “abstinence, taboo, or mourning,” and 日, “day,” with voicing in the second element.