Ignatius rhymes with:
proteinaceous, tenacious, audacious, capacious, ceraceous, crustaceous, efficacious, fallacious, flirtatious, gracious, hellacious, herbaceous, horatius, loquacious, mendacious, ostentatious, perspicacious, predaceous, proteinaceous, salacious, sebaceous, spacious, tenacious, vexatious, vivacious, voracious
Ignatius sounds like:
ignatowski, ignatz, ignites, isomedix, isomedix's