noun
betel; betel pepper
Refers to the plant Piper betle, whose leaves are chewed with areca nut in parts of Asia.
キンマの葉は、東南アジアで噛みタバコとして使われる。
Betel leaves are used as chewing tobacco in Southeast Asia.
The word is likely a loanword, but the exact source is uncertain. The kanji 蒟醤 are ateji.