bloom, blossom, bosom

https://diffsense.com/diff/bloom/blossom

blossom: n.
1. a flower, especially one indicating that a fruit tree is fruiting; a mass of such flowers
2. the state or season of producing such flowers, e.g. "The orchard is in blossom."

bloom: n.
1. the flower of a plant; an expanded bud; a blossom
2. the opening of flowers in general; the state of blossoming or of having the flowers open, e.g. "The cherry trees are in bloom."
助记：先开花后结果，blossom是bloom加上两个ss得到的。

In botany, blossoms are the flowers of stone fruit trees (genus Prunus) and of some other plants with a similar appearance that flower profusely for a period of time in spring. Blossoms provide pollen to pollinators such as bees, and initiate cross-pollination necessary for the trees to reproduce by producing fruit. 在植物学中，花是核果树（李属）和其他一些植物的花，它们的外观与春天一段时间内大量开花相似。花朵为蜜蜂等传粉者提供花粉，并启动异花授粉，使树木通过果实繁殖。plum=李子或梅子；prune=dried plum. prune还=修剪(树木).

Colloquially, flowers of orange are referred to as such as well. Peach blossoms (including nectarine), most cherry blossoms, and some almond blossoms are usually pink. Plum blossoms, apple blossoms, orange blossoms, some cherry blossoms, and most almond blossoms are white. 通俗地说，橘子花也被称为橘子花。桃花（包括油桃）、大多数樱花和一些杏花通常是粉红色的。梅花、苹果花、桔子花、一些樱花和大多数杏花都是白色的。

The jellyfish bloom is a collective noun [集体名词] for a large group of jellyfish. Bloom is pigment migration from wetter to drier surfaces of a watercolor painting. 水彩是颜料从水彩画较湿的表面迁移到较干燥的表面。

比喻性的花用bloom. 人生性懒惰，短词比长词常用，含义丰富。非生物/植物专业用bloom可能就够了，可以狡辩说“我这是比喻的说法”。

bosom:
1. A woman's breasts are sometimes referred to as her bosom or her bosoms. (OLD-FASHIONED)
2. A bosom friend/buddy/pal is a friend who you know very well and like very much indeed.
3. loving care and protection of sth