鉢
ハチ, ハツ

bowl, rice tub, pot, crown

JLPT1 G7 S13 F1890

缶 bulging earthenware jug/vase + what was originally not 本 but rather the right-hand element# of 肺, here for the sound alone to transliterate the first syllable of Sanskrit patra (bowl: 缽多羅), one traditionally transmitted from a Buddhist priest or monk to his successor → *earthenware bowl*; *alms bowl*. Also *pot* and *skull*, via shape association.

[Full Kanji Etymology List]