Rogachev rhymes with:
kopchev, alexandrov, arsov, aversive, brezhnev, colgrove, congrove, cosgrove, could've, deductive, gordeyev, gostev, hairgrove, kopchev, kovalyov, kunayev, might've, musgrave, musgrove, nureyev, olive, overprotective, percussive, popov, ryave, should've, sukharev, that've, uptegrove, vancleave, would've, yakovlev
Rogachev sounds like:
racioppi, rajiv, rakoff, rasp, raspy, recap, receive, recessive, recipe, recoup, rehkopf, reoccupy, reshape, rigby, riggsbee, rigsbee, rigsby, rocap, rockoff, rogoff, rosoff, rugby, rykoff, rysavy, ryzhkov