塑料姐妹花

1. • (slang) a pair of women whose seemingly close friendship is actually shallow, insincere and subtly competitive fake besties frenemies

     neologism, 2017

Character by character

• 塑(sù)model (a figure) in clay
• 料(liào)material
• 姐(jiě)older sister
• 妹(mèi)younger sister
• 花(huā)surname Hua