Mcneff rhymes with:
neff, chef, clef, cref, deaf, f, f., geoff, greff, hfdf, jeff, jeffe, leff, neff, ref, reff, reph, rpf, sbf, scheff, seff, sheff, steffe, steph, streff, zeff
Mcneff sounds like:
macnab, macomb, magnify, mccomb, mccombie, mcnab, mcnabb, mcniff, micanopy, moczygemba