Powerful, scathing (a swingeing verbal attack)(adjective)
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Use "swingeing" in a sentence
"David Cameron did say that he wouldn't make 'swingeing' cuts in the first year of his term."
"The TUC urged ministers to reconsider the "swingeing" cuts to public spending and focus instead on other ways to reduce the deficit, such as the suggested "Robin Hood" tax on financial transactions."
"The TUC urged ministers to reconsider the "swingeing" cuts to public spending and focus instead on other ways to reduce the deficit, such as the suggested"