下働き[shitabataraki] subordinate work
共働き[tomobataraki] (husband and wife) both working
勤め働く[tsutomehataraku] to work diligently
軽労働[keiroudou] light labor
港湾労働者[kouwanroudousha] longshoreman

自働[jidou] automatic
自働化[jidouka] automation
実働時間[jitsudoujikan] actual work hours
囚人労働[shuujinroudou] prison labor
重労働[juuroudou] heavy labor

ご苦労様[gokurousama] thank you very much for your ...
御苦労さん[gokurousan] I appreciate your efforts
慰労[irou] recognition of services
過労[karou] overwork
過労死[karoushi] death from overwork and mental stress

気苦労[kigurou] worry
漁労[gyorou] fishing
共労者[kyourousha] coworker
勤労[kinrou] labor
勤労階級[kinroukaikyuu] salaried class

意味深重[imishinchou] with profound (often hidden) meaning
一重ね[hitokasane] suit
一重継ぎ[hitoetsugi] sheep bend (knot)
一重桜[hitoezakura] cherry tree bearing single blossoms
荷重[kajuu] load

過重[kajuu] overweight
気が重い[kigaomoi] depressed
貴重[kichou] precious
貴重品[kichouhin] valuables
起重機[kijuuki] crane