=1

渝

Yú

short name for Chongqing 重慶 Chóngqìng old name of Jialing River 嘉陵江 Jiālíng Jiāng in Sichuan

=1

渝

yú

(obsolete on its own in Standard Chinese) to overflow (obsolete on its own in Standard Chinese) to take off; to remove a surname short for 重慶／重庆 (chóngqìng, “Chongqing”) to change to go against; to be contrary to to overflow to take off; to remove

=2

北

běi

north (classical) to be defeated

=2

北

bèi

(obsolete on its own in Standard Chinese) Original form of 背 (bèi, “back; to betray”). Original form of 背 (bèi, “back; to betray”).