Divider rhymes with:
provider, cider, collider, crider, cryder, frieder, glider, greider, grider, gryder, guider, heider, hider, hyder, insider, kreider, krider, kryder, leider, outsider, provider, rider, ryder, scheider, schmieder, schneider, schnider, schnieder, schnyder, seider, shrider, sider, slider, sneider, snider, snyder, spider, strider, supercollider, swider, weider, wider
Divider sounds like:
debater, debator, debtor, deepwater, depetro, depietro, diphtheria, dipietro, doubter