Genentech rhymes with:
antec, brintec, immunetech, minntech, pentech, symantec, syntech, ventech, zentec, abcotek, adaptec, adtec, aerotech, ameritech, ametek, amtech, anitec, antec, aristech, armtec, armtek, astrotech, atek, aztec, banctec, bartek, biotech, brintec, cetec, coltec, comptek, coretech, cytotech, deltec, destec, digitech, discotheque, dynatech, equitec, eyetech, filtertek, geotek, gtech, hemotec, hightech, howtek, hybritech, immunetech, infotech, intertech, isoetec, itek, kaisertech, kotek, lectec, magnetek, martech, martek, memotec, memtec, mestek, minntech, miratec, mitek, mrotek, nortek, optek, pentech, pipetec, portec, presstek, publitech, questech, ramtek, raytech, sabertech, sabortech, sabretech, sematech, siltec, softech, solitec, spartech, storagetek, symantec, syntech, thortec, unitek, utech, uttech, valtek, vasotec, ventech, viratek, vocaltec, vortec, wavetek, wedtech, weitek, welltech, westtech, zaitech, zentec
Genentech sounds like:
gamunde's, gandhi's, gannett's, gantos, gantz, genentech's, genetic, genetics, gent's, gentz, giaconda's, giannattasio, giant's, giants, giants', gigantic, gintz, gnats, gonads, gondek, guandjo, guandjo's, gundog, gwyneth's, gwyneths