This is the 5876th most frequent Japanese word.
ぼん
"ぼん" (bon) can mean "tray" or refer to "Obon," a Japanese Buddhist event to honor ancestors.
Here, 'ぼん' is used as a proper noun to denote someone's name.
ぼんは大きなマンゴーを食べるのが好きです。
Bon likes eating large mangoes.
In this case, '盆' refers to the traditional Japanese festival called 'Bon' where dances are performed to honor ancestors.
今日は盆踊りの日です。
Today is the Bon dance day.
The word 'ぼんぼん' can represent an onomatopoeia, and its usage in reference to a sound or specific term adds humor in this context.