1. (noun) a partially opened flower

• bloom
• blossom
• flower

2. (noun) a swelling on a plant stem consisting of overlapping immature leaves or petals

• sprout

3. (verb) develop buds

• develop

4. (verb) start to grow or develop

• begin
• start

1. (noun) a partially opened flower

• rosebud

2. (noun) a swelling on a plant stem consisting of overlapping immature leaves or petals

• flower bud
• leaf bud
• mixed bud