tì
to do one's duty as a younger brother
xiào tì
filial piety and fraternal duty
xiào tì zhōng xìn
Confucian moral injunctions of fidelity
piety to one's parents, respect to one's older brother, loyalty to one's monarch, faith to one's male friends
kǎi tì
happy and easygoing
friendly
tì yǒu
to show brotherly love for friends
tì mù
to live at peace as brothers