Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Vietnamese râm
Proto-Vietic *-jəm (inherited)
Thai ร่ม (cognate)
Vietnamese dâm (mention)
Vietnamese dâm bụt (mention)
Vietnamese âm (mention)
Chinese - (cognate)

Vietnamese kính râm (compound)