Holvis rhymes with:
holvis', holvis', holvis', pelvis, beavis, bodhisattvas, canvas, canvass, chivas, corvus, covas, crevice, davis, davis', disservice, gervase, grievous, gustavus, holvis', jarvis, mischievous, navas, nervous, novice, pelvis, provus, service, synovus
Holvis sounds like:
halbach, halbig, half's, halfback, halfbacks, halifax, halves, helbig, hellbusch, helps, hlavac, hlavacek, hollabaugh, hollibaugh, hollobaugh, holvis', holvis's