19 Old HSK word(s): ☊服务 ** A ☊服务员 ** A ☊业务 ** B ☊医务室 ** B ☊任务 ** B ☊特务 ** C ☊义务 ** C ☊事务 ** C ☊国务院 ** C ☊家务 ** D ☊总务 ** D ☊呈务员 ** D ☊财务 ** D ☊医务 ** D ☊职务 ** D ☊务必 ** D ☊债务 ** D ☊常务 ** D ☊公务 ** D
不识时务* * 操持家务* * 船务* * 防务* * 会务* * 教务* * 尽义务* * 劳务* * 内务* * 侨务* * 商务* * 税务* * 外务* * 务* * 杂务* * 帐务* *

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

帐 tent / screen, mosquito net
务 affairs, business / must, should

Hsk Characters: 务 *
HSK -Characters and beyond:
GbBig5EngRadMegaTripleMultilingual
务 52A1 + 務 + + affairs, business / must, should 力 务 Strength 务 (GESCHÄFTE) wu4 +

Korean:

務 + 务 일 무 (work, job, office, post) or 힘쓸 무 (to put an effort into)
騖 + 务 달릴 무, 질주할 무
15 NHSK word(s): 服务员* 2 fu2 wu4 yuan2waiter/ waitress/ attendant/ customer service personnel/ CL:個|个[ge4] 任务* 4 ren4 wu5mission/ assignment/ task/ duty/ role/ CL:項|项[xiang4];個|个[ge4] 业务* 5 ye4 wu4business/ profession/ CL:個|个[ge4] 家务* 5 jia1 wu4household duties/ housework 义务* 5 yi4 wu4duty/ obligation/ commitment/ volunteer duty/ CL:項|项[xiang4]/ mandatory/ voluntary 务必* 6 wu4 bi4must/ to need to/ to be sure to 务实* 6 wu4 shi2pragmatic/ dealing with concrete issues 公务* 6 gong1 wu4official business 财务* 6 cai2 wu4financial affairs 职务* 6 zhi2 wu4post/ position/ job/ duties 常务* 6 chang2 wu4routine/ everyday business/ daily operation (of a company) 国务院* 6 Guo2 Wu4 Yuan4State Council (PRC)/ State Department (USA) 当务之急* 6 dang1 wu4 zhi1 ji2top priority job/ matter of vital importance 乘务员* 6 cheng2 wu4 yuan2attendant on an airplane; train; boat etc 事务* 6 shi4 wu4(political; economic etc) affairs/ work
KOREAN6000 word(s):
6 KOREAN 2500 New HSK words):
服务员 + fúwùyuán (서비스업의 )종업원. (seobiseueob-ui )jong-eob-won. 
家务 + jiāwù 가사. 집안일. gasa. jib-an-il.
商务 + shāngwù 상무. 상업상의 용무(사무). sangmu. sang-eobsang-ui yongmu(samu).
业务 + yèwù 업무. eobmu.
义务 + yìwù 의무. uimu.
任务 + rènwu 임무. immu.
3 KOREAN Sentence(s):
是啊, 大多数都是商务出差。 + 네, 대부분 출장 여행 들이에요. ne, daebubun chul-jang yeohaeng deu-rieyo.
我需要拖车服务。 + 견인 서비스가 필요해요. kyeonin seobiseuga pilyohaeyo.
他没有钱，还有债务。 + 그는 돈이 없었고, 빚만 있었어요. keuneun doni eop-seotko, bijman isseosseoyo.