restroom

Phonosemantic compound. 广 represents the meaning and represents the sound.

Components
广 meaning component

广  Meaning component

yǎnguǎng

  

roof

則 sound component

  Sound component

  

rule

Evolution

廁 Seal script Shuowen (~100 AD)

Seal script

Shuowen (~100 AD)
廁 Clerical script Western Han dynasty (202 BC-9 AD)

Clerical script

Western Han dynasty (202 BC-9 AD)
廁 Regular script Modern

Regular script

Modern
Definitions

() 

toilet, lavatory; mingle with; restroom; toilet; lavatory

() 

see 茅廁|茅厕[máo​si]

Most common words with 廁
Freq.
Word
Meaning

厕所

toilet

restroom

公厕

public toilet

男厕

gents washroom

女厕

ladies washroom