更衣

to change clothes / to go to the toilet (euphemism)

to change or replace / to experience / one of the five two-hour periods into which the night was formerly divided / watch (e.g. of a sentry or guard)

more / even more / further / still / still more

clothes / CL:件[jian4] / Kangxi radical 145

to dress / to wear / to put on (clothes)