Rudnet rhymes with:
allnet, arpanet, avnet, bayonet, bissonnette, cellnet, dragnet, driftnet, ethernet, filenet, imnet, instinet, internet, investnet, massenet, raynet, robinette, sassnet, selectnet, seniornet, spacenet, telenet, tymnet, usenet
Rudnet sounds like:
radant, radiant, radmund, rationed, readmit, readmitted, red-handed, redeemed, redhanded, redmond, redmund, redondo, redound, retained, retinoid, rhodanthe, rodent, rodmond, rodmund, rotondi, rotondo, rotund, rotunda, rotundo, rudiment