noun, noun or participle which takes 'suru', intransitive verb
Refers to changing one's principles, loyalties, or beliefs, often with a negative connotation of selling out or turning one's coat. Used for political, ideological, or personal betrayal.
彼は金のために変節したと非難された。
He was accused of betraying his principles for money.
政治家の変節は有権者の信頼を裏切る行為だ。
A politician's defection is an act that betrays the trust of the voters.