Austro rhymes with:
astro, belcastro, bistro, buenrostro, castro, decastro, delmastro, dextro, disilvestro, gastro, haberstroh, locastro, maestro, magistro, mastro, nicastro, paternostro, policastro, silvestro, verrastro, yastrow, zastrow
Austro sounds like:
accusatory, aciduria, actor, actuary, actuator, acustar, agitator, akhtar, ashtray, astaire, aster, astor, astore, astoria, astra, astray, astro, auchter, auster, austere, austria, aztar