歓心を買う[kanshinwokau] to win favour
競争売買[kyousoubaibai] auction
故買[kobai] buying stolen goods
購買[koubai] procurement
購買力[koubairyoku] buying power

思惑買い[omowakugai] speculative buying
衝動買い[shoudougai] impulsive buying
人身売買[jinshinbaibai] slave trade
人買い[hitokai] slave traffic
青田買い[aotagai] speculatively buying a rice harvest, while the fields are still green

蹙める[shikameru] to pull a wry face
顰蹙[hinshuku] frowning on

顰蹙を買う[hinshukuwokau] to displease someone

一顰一笑[ippinisshou] (a) mood
顔を顰める[kaowoshikameru] to grimace
顰める[shikameru] to pull a wry face
顰蹙[hinshuku] frowning on

顰蹙を買う[hinshukuwokau] to displease someone
顰めっ面[shikamettsura] frown or scowl
眉を顰める[mayuwohisomeru] to knit one's brows (in discomfort, unease, disapproval, etc.)
顰める[hisomeru] to knit (one's eyebrows)