The name that is transliterated as “Arphaxad” or “Arpachshad” in English is translated in Libras (Brazilian Sign Language) with a sign that suggests “expansion of people.” Arphaxad is the grandson of Noah and is known for being a pioneer in the expansion of people. (Source: Missão Kophós )
“Arphaxad / Arpachshad” in Libras (source )
See also Cainan (son of Arphaxad).
For more information on translations of proper names with sign language see Sign Language Bible Translations Have Something to Say to Hearing Christians .