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Old Irish Samain
โ† Avestan [[๐ฌต๐ฌ€]], [[๐ฌต๐ฌ€๐ฌจ]] (cognate)
โ† Gaulish (cognate)
โ† Proto-Celtic *samonios (inherited)
โ† Proto-Celtic *samo- (inherited)
โ† Welsh haf (cognate)
โ† Old High German saman (cognate)
โ† Gothic ๐ƒ๐Œฐ๐Œผ๐Œฐ๐Œฝ๐Œฐ (cognate)
โ† Proto-Indo-European *sem- (derived)
โ† Sanskrit เคธเคฎเคจ (cognate)
โ† Sanskrit เคธเคฎเฅ (mention)
โ† Old Irish sam (mention)

โ†’ Irish Samhain (inherited)
โ†’ Manx Sauin (inherited)