1. A genuine, earnest, and deeply felt effort to accomplish something, showing true emotion and commitment
His heartfelt attempt to reconcile with his family touched everyone's hearts.
Sua tentativa sincera de se reconciliar com a família comoveu o coração de todos.
2. An honest and passionate try at something despite potential difficulties or doubts about success
The team's heartfelt attempt to win the championship showed their dedication and spirit.
A tentativa sincera do time de ganhar o campeonato mostrou sua dedicação e espírito.