Metallica's rhymes with:
angelicas, angelicas, antarctica's, bankamerica's, biotechnica's, coastamerica's, corsicas, fazekas, jessica's, monica's, musica's, primerica's, savickas, swastikas, transamerica's, tunica's, westamerica's
Metallica's sounds like:
madlock, mandela's, mantle's, mantles, matala's, matelski, matlack, matlick, matlock, mattel's, matulich, matulis, meatless, medals, medlock, mendel's, metal's, metallic, metallic's, metallica, metals, metals', methodologies, methodology, middlesex, mindless, model's, models, models', modules, mondale's, montel's, motels, mountleigh, mountleigh's, muddles, mutual's, mythology