stumbling block

• Obstacle imprévu ou difficulté qui bloque l'avancement d'un projet ou la réalisation d'un objectif. Peut aussi désigner un point de désaccord ou une source de malentendu.

An obstacle or problem that prevents progress or makes it difficult to achieve a goal.

1. Obstacle or hindranceB2formal

   A problem or difficulty that prevents progress or achievement.

   obstacle

   • Lack of funding was the main stumbling block for the project.
   • The negotiations hit a stumbling block over the contract terms.
   • His lack of experience proved to be a stumbling block in his career.