Immuno rhymes with:
okuno, bruno, duenow, garduno, grunow, juneau, juno, mizuno, nuno, okuno, rotunno, tatsuno
Immuno sounds like:
i'm, iain, ian, ianni, iannone, ihnen, im, imai, imam, iman, imm, immu, immune, imo, in, in., ina, inane, inhuman, inhumane, inman, inmon, inn, inno, inoue, inouye, iny, ion, iona, ione, iowan, iwan, iwen