工 夫

period of time (may be months, or mere seconds)
spare time
skill
labor
effort

Other readingsgōng fū(old) laborer

Appears in

费工夫fèi gōng futo spend a great deal of time and effort 下工夫xià gōng futo put in time and energy 做工夫zuò gōng futo practice (work skills)工夫茶gōng fu chávariant of 功夫茶[gōng fu chá]抓工夫zhuā gōng futo maximize one's time 踏破铁鞋无觅处，得来全不费工夫tà pò tiě xié wú mì chù , dé lái quán bù fèi gōng futo travel far and wide looking for sth, only to find it easily