hut

A house 广 with an open door  also provides the pronunciation

Components
广 meaning component

广  Meaning component

yǎnguǎng

  

roof

户 sound,meaning component

  Sound Meaning component

  

door

Evolution

庐 Bronze script Mid Western Zhou (~900 BC)

Bronze script

Mid Western Zhou (~900 BC)
庐 Seal script Shuowen (~100 AD)

Seal script

Shuowen (~100 AD)
庐 Clerical script Eastern Han dynasty (25-220 AD)

Clerical script

Eastern Han dynasty (25-220 AD)
庐 Traditional script Modern

Traditional script

Modern
庐 Simplified script Modern

Simplified script

Modern
Definitions

() 

hut, cottage; name of a mountain; hut

Most common words with 庐
Freq.
Word
Meaning

庐山

Lushan district of Jiujiang city 九江市, Jiangxi

初出茅庐

novice

hut

桐庐

Tonglu county in Hangzhou 杭州[Háng​zhōu], Zhejiang

桐庐县

Tonglu county in Hangzhou 杭州[Háng​zhōu], Zhejiang