<p><strong>Verb:</strong></p><ul><li>(used with object) regretted, regretting.</li><li>to feel sorrow or remorse for (an act, fault, disappointment, etc.): He no sooner spoke than he regretted it.</li><li>Synonyms: grieve, sorrow, mourn, bemoan, bewail, lament, deplore</li><li>Antonyms: rejoice</li><li>to think of with a sense of loss: to regret one's vanished youth.</li></ul><p><strong>Noun:</strong></p><ul><li>a sense of loss, disappointment, dissatisfaction, etc.</li><li>a feeling of sorrow or remorse for a fault, act, loss, disappointment, etc.</li><li>Antonyms: joy</li><li>regrets, a polite, usually formal refusal of an invitation: I sent her my regrets.</li><li>a note expressing regret at one's inability to accept an invitation: I have had four acceptances and one regret.</li></ul><p><strong>End of Response</strong></p>