忌 （キ） mourning, mourning period, anniversary of one's death

忌避 （キヒ） evasion, avoidance, shirking, recusation (of a judge), taking exception (to a judge), challenge

回忌 （カイキ） death anniversary, anniversary of a person's death

七回忌 （シチカイキ） sixth anniversary of a death

忌む （いむ） to avoid, to refrain from, to shun, to detest

忌むべき （いむべき） abominable, detestable

忌み （いみ） mourning, abstinence, taboo, religious purification, pure, holy

忌明け （いみあけ） end of mourning period (usu. 49 days)

子忌み （ねいみ） collecting herbs and pulling out young pine trees by the roots (annual event held on the first day of the Rat of the New Year)

物忌み （ものいみ） purification through fasting and abstinence, confinement to one's house on inauspicious days to avoid misfortune (Onmyōdō practice)

忌まわしい （いまわしい） abhorrent, abominable, detestable, disgusting, horrid, repugnant, ominous, inauspicious, unlucky