歃 is a Chinese hanzi, listed here under the keyword “smear one's mouth with blood of a victim when taking an oath”. It is built from 臿 (to separate the grain from the husk) and 欠 (owe).
Keyword
smear one's mouth with blood of a victim when taking an oath
On KumiJi Glyph Explorer, open the parts search and type “to separate the grain from the husk” + “owe”. 歃 is among the results, together with every other character containing the same shapes.
Open 歃 in the interactive kanji search
to expand every part down to its smallest pieces, add your own names and mnemonic stories,
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