“The people are starving but their corrupt leader feathered his nest with the financial aid that wealthy countries sent to help the poor; he built a huge castle.”
A feather in one’s cap
An achievement that others admire
“Sugaya-san’s mastery of Arabic is a feather in her cap.”
Knock someone over with a feather
To be totally stunned or shocked
“Uzawa-san was so surprised to win Japan’s top music award that she could have been knocked over with a feather.”
Ruffle someone’s feathers
Do something that upsets or annoys someone
“Numata-san ruffled a few feathers with his management style but the measures he introduced did improve efficiency by 30%.”
Birds of a feather flock together
A phrase that means people tend to associate with others who are like them
“Though Shima-san doesn’t use drugs, everyone thinks he does because most of his friends do; birds of a feather flock together.”