Fridrich rhymes with:
hydrick, tidrick, widrick, aldric, andric, andrich, andrick, audric, baldric, bardrick, broadrick, brodrick, bundrick, cedric, cindric, dedrick, deedrick, diedrich, diedrick, edric, eldric, erdrich, fandrich, fedrick, fendrick, frederic, frederick, fredric, fredrich, fredrick, friedrich, friedrick, goldrick, goodrick, handrich, hardrick, headrick, hedrich, hedrick, heidrich, heidrick, hendrich, hendrick, hendrik, hydrick, kendrick, kindrick, lodwrick, mckendrick, mudrick, padrick, pedrick, roderick, rodrick, shadrick, shedrick, tedrick, theodric, tidrick, widrick, wiedrich, wildrick, woodrick
Fridrich sounds like:
fortier's, fortress, fortresses, forwarders, frederic, frederica, frederick, frederick's, fredericka, fredericks, frederico, frederika, fredric, fredrich, fredrick, fredricks, friederich, friederike, friedrich, friedrichs, friedrick, furthers