4 Old HSK word(s): ☊屋子 ** A ☊同屋 ** B ☊屋 ** B ☊房屋 ** C
吉屋* * 里屋* * 茅屋* * 木屋* * 南屋* * 外屋* * 小屋* *

Definitions from Unihan Copyright © 1991-2015 Unicode® Inc. All rights reserved.

小 small, tiny, insignificant
屋 house / room / building, shelter

Hsk Characters: 屋 *
HSK -Characters and beyond:
GbBig5EngRadMegaTripleMultilingual
屋 5C4B + 屋 + + house / room / building, shelter 尸 屋 Corpse 屋 (HAUS_ZIMMER) wu1 +

Korean:

屋 + 屋 집옥 (house,room)
1 NHSK word(s): 屋子* 5 wu1 zi5house/ room/ CL:間|间[jian1]
KOREAN6000 word(s):
1 KOREAN 2500 New HSK words):
屋子 + wūzi 방. bang.
1 KOREAN Sentence(s):
上面是屋顶。 + 위에는 지붕이 있어요. wiie-neun jibungi isseoyo.