St_peter rhymes with:
peter, pieter, repeater, beater, cheater, deater, deeter, demeter, demetre, depleter, dieter, eater, heater, heeter, jeeter, jeter, keator, keeter, keiter, liter, meter, molitor, neater, peter, pieter, praetor, repeater, schleeter, seater, skeeter, sleeter, sliter, streater, streeter, strieter, sweeter, teater, teeter, teter, treater, vanmeter, vanmetre, vietor, yeater
St_peter sounds like:
stepfather, stevedore, stiefvater, stifter