An Etymological Study on Words Denoting NAVEL in Dialects in Gansu Province
There are two classes of words denoting NAVEL in dialects in Gansu province,i.e.words formed by[*tu(˃)]肚 and by[*(⊂)p'u]/[*(⊄)p'u]腹.The former type is widely used in many regions while the latter only in a certain fraction of areas,to constitute a roughly complementary distribution.Words denoting NAVEL are compound words,of which are respectively modifying-modified type and head-suffix type.The type with[*(⊂)p'u]/[*(⊄)p'u]腹is earlier than the type with[*tu(˃)]肚.