Answer: shibboleths

AnswerCrossword Clue
SHIBBOLETHSWatchwords.
shibbolethsA custom, principle, or belief distinguishing a particular class or group of people, esp. a long-standing one regarded as outmoded or no longer important
shibbolethsSHIBBOLETH, (Hebrew) a slogan, catchword; a custom or usage regarded as a criterion for distinguishing membership