Perenialisme instrumentalis manggihin indik soroh  pinaka alat sane kawigunayang  mangda prasida nguningin soroh sane mabinayan taler watesnyane majalaran antuk galah, nlantarang soroh pinaka pemargi anggen ngepah status sosial,  sane maarti soroh inggih punika dasar anggen nyangkepin napi sane kabuatang olih soang-soang angga.
"Instrumentalist perennialism", while seeing ethnicity primarily as a versatile tool that identified different ethnics groups and limits through time, explains ethnicity as a mechanism of social stratification, meaning that ethnicity is the basis for a hierarchical arrangement of individuals.