Hlavacek rhymes with:
slovacek, novacek, slovacek, novacek, slovacek, dvoracek, horacek, janacek, novacek, polacek, potucek, ratajczak, rohlicek, slovacek, wiacek
Hlavacek sounds like:
halbach, halbig, half's, halfback, halfbacks, halifax, halves, helbig, hellbusch, helps, hlavac, hollabaugh, hollibaugh, hollobaugh, holvis, holvis', holvis's