second thought

• Cambio de opinión o decisión tras reflexionar de nuevo sobre algo; también se usa para expresar duda o vacilación respecto a una elección previa.

A change of opinion or decision made after reconsidering something; often used to express doubt or hesitation about a previous choice.

1. Change of mindB1informal

   A reconsideration or change of opinion about a decision or action.

   Segunda opinión / cambio de opinión

   • I was going to buy it, but then I had second thoughts.
   • She had second thoughts about quitting her job.
   • He agreed to go, but later had second thoughts.

2. ReconsiderationB1informal

   A moment of doubt or hesitation after making a decision.

   reconsideración

   • On second thought, I think I'll stay home tonight.
   • He had second thoughts about investing in the company.
   • She paused, having second thoughts about the risky plan.