Here's what rhymes with tholeiitic.

Consider these alternatives

basalts / towards andesite / might basalt / called basaltic / aortic trachyte / might rhyolites / rights olivine / seen cyclopropane / propane diabase / case silicic / analgesic rhyolite / right laterites / rights dacite / might labradorite / right dolerite / feet gliosis / diagnosis anorthite / foresight cherts / words