Mourning
キ
い
喪 (ソウ、も) Mourning
悼 (トウ、いた) Grieve, Mourn
忌 (キ、い) Mourning
期 (キ, ゴ) Period Of Time, Time Period
息 (ソク、いき) Breath
Mourning Period 忌 refers to the Period Of Time 期 someone spends Mourning.