Bloom

noun

1. A blossom; the flower of a plant; an expanded bud.
2. Flowers, collectively.
3. The opening of flowers in general; the state of blossoming or of having the flowers open.

   "The cherry trees are in bloom."

4. A state or time of beauty, freshness, and vigor; an opening to higher perfection, analogous to that of buds into blossoms.

   "the bloom of youth"

5. Rosy colour; the flush or glow on a person's cheek.