1 brothers

2 younger brother

3 classifier: 个 gè

4 I, me (humble term used by men in public speech)

5 brotherly

6 fraternal

1 younger brother

2 classifier: 个 gè

3 classifier: 位 wèi

1 (honorific written address) My dear friend

1 elder brother

1 brother(s) and sister(s)

1 internal disunity dissolves at the threat of an invasion from outside (idiom)

1 internecine strife (idiom); fighting among oneself

1 to pledge undying love (idiom); oath of eternal love

2 to swear by all the Gods

1 to abrogate an agreement

2 to break one's oath (idiom)

1 to smear the lips with blood when taking an oath (idiom)

2 to swear a sacred oath