In their hearts, hope blossomed brightly.
Meaning: This means they felt a strong feeling of wanting something to happen or of thinking that something was possible, and it grew stronger.
Choice of Words: Hearts are the organs in your chest that pump blood through your body. Hope is a feeling of wanting something to happen or of thinking that something is possible. Blossomed means to grow and open up, like a flower.
Alternative Expressions
Related Expressions