14 Old HSK word(s): ☊区 ** B ☊区别 ** B ☊地区 ** B ☊山区 ** B ☊郊区 ** B ☊区域 ** C ☊自治区 ** C ☊矿区 ** D ☊林区 ** D ☊特区 ** D ☊禁区 ** D ☊区分 ** D ☊产区 ** D ☊牧区 ** D
保护区* * 边区* * 城区* * 防区* * 工业园区* * 红灯区* * 街区* * 禁猎区* * 居民区* * 军区* * 开发区* * 雷区* * 沦陷区* * 偏远地区* * 贫民区* * 区区* * 商业区* * 社区* * 时区* * 市区* * 危险区* * 无人区* * 小区* * 行政区* * 选区* * 沿海地区* * 亚太地区* * 园区* * 灾区* * 战区* * 住宅区* *

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

住 reside, live at, dwell, lodge / stop
宅 residence, dwelling, home / grave
区 area, district, region, ward

Hsk Characters: 区 *
HSK -Characters and beyond:
GbBig5EngRadMegaTripleMultilingual
区 533A + 區 + + area, district, region, ward 匚 区 Basket 区 (REGION) qu1 +

Korean:

區 + 区 지경 구 (지경 is a boundary or a border.구 means to divide, to separate)
6 NHSK word(s): 区别* 4 qu1 bie2difference/ to distinguish/ to discriminate/ to make a distinction/ CL:個|个[ge4] 地区* 5 di4 qu1local/ regional/ district (not necessarily formal administrative unit)/ region/ area/ as suffix to city name; means prefecture or county (area administered by a prefecture level city or county level city)/ CL:個|个[ge4] 郊区* 5 jiao1 qu1suburban district/ outskirts/ suburbs/ CL:個|个[ge4] 社区* 6 she4 qu1community 区分* 6 qu1 fen1to differentiate/ to find differing aspects 区域* 6 qu1 yu4area/ region/ district
KOREAN6000 word(s):
3 KOREAN 2500 New HSK words):
地区 + dìqū 지역. 지구. jiyeog. jigu.
郊区 + jiāoqū (도시의) 변두리. [시 외곽에 위치하며 시 관할 구역에 속하는 지역. '市... (dosiui) byeonduli. [si oegwag-e wichihamyeo si gwanhal guyeog-e soghaneun jiyeog. 'si...
区别 + qūbié 구별. 차이. gubyeol. chai.
1 KOREAN Sentence(s):
老城区在哪里？ + 구시가지는 어디예요? kushi-gajineun eodi-yeyo?