to donate a lot

to free a captive

child's play, an easy matter, a trifle, a thing of little value, unimportant thing/matter

girls playing with dolls, child play (figuratively) very easy task, soft job

wedding costs much, it's not inexpensive

reference to a learned man in an unsuitable or inferior job

child's play, easy matter

be hungry, be starved

an allusion to someone doing a menial job despite being educated, when bad luck strikes one has to do a job much below his or her intellect

flay a person and have the skin stuffed with straw (as a punishment)

stroke of (good or bad) luck

mere child's play, an easy task