Bethpage rhymes with:
page, paige, age, assuage, backstage, cage, disengage, drage, engage, enrage, gage, gaige, gauge, grage, hage, kage, krage, lage, offstage, onstage, osage, page, paige, rage, restage, sage, schrage, stage, under-age, upstage, wage, wrage
Bethpage sounds like:
batboys, bathtubs, bedbug, bedbugs, biofeedback, buttafuoco, buttafuoco's