プログレッシブ和英中辞典(第4版)の解説
ふりすてる【振り捨てる】
〔振り落とす〕shake off;〔見捨てる〕desert,《文》 forsake
未練を振り捨てる
shake off a lingering attachment ((to))
財産相続権を振り捨てて旅に出た
He 「gave up [《文》 forsook] his right to the property and went on a journey.
妻を振り捨てて別の女のもとに走った
He deserted [abandoned] his wife and went to live with another woman.