tribal:1

adjective
trib*al \ ˈtrī-bəl \
1632
  • of, relating to, or characteristic of a tribe

tribal:2

noun
tribal \
1953
  • a member of an aboriginal people of India —usually used in plural

intertribal

adjective
in*ter*trib*al \ ˌin-tər-ˈtrī-bəl \
1850
  • existing or occurring between tribes : common to or shared by two or more tribes
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