noun
bereavement leave; condolence leave
Leave taken from work or school due to the death of a close relative; often a set number of days.
祖父が亡くなったので、忌引き休暇を取った。
I took bereavement leave because my grandfather passed away.
Compound of 忌引き (きびき, 'bereavement absence') and 休暇 (きゅうか, 'leave, holiday'). 忌引き itself derives from 忌 (き, 'mourning') + 引き (ひき, 'pulling, drawing'), referring to the period of withdrawal from normal activities.