Rituals

Mainly in episodes of Star Trek TNG and DSN several klingon rituals were shown. Some of these rituals found their way into the vocabulary and end with the word tay ritual:

Klingon	English	Notes
be'joy'	ritual torture by a woman	not really canon, appeared in the novel "Sarek"
bIreqtal	Brek'tal	If somebody kills the husband of a klingon woman in an honorable way and the victim has no successor, then the killer is allowed to marry the woman.
chontay	ritual hunt
Heghbat	ritual suicide
Heghtay	death ritual
ja'chuq	rite of succession
muvtay	initiation
nentay	rite of ascension
qutluch tay	Kut'luch ceremony	KGT, p. 62
ruStay	bonding ritual	similar to a blood bond
SonchIy	death ritual (for a leader)