Somethings rhymes with:
anything's, everything's, everythings, playthings, anything's, everything's, everythings, forewings, hamstrings, playthings, upswings
Somethings sounds like:
sanding, sandino's, sandness, scantiness, sending, sentence, sentences, shandong, shantytowns, shunting, smeeting, smoothens, smoothing, smoothness, something, something's, sometimes, sondheim's, sounding, soundings, soundness, squinting, sumitomo's, summations, sundance