Here's what rhymes with stcmach.
knock mock mach talk clock rock shock walk hoc lock chalk cock dock hawk loc doc balk doch loch smock sock chock crock hock pock bock gawk jock wok calk caulk choc stock block flock bloc stalk frock unlock proc macaque squawk schlock backtalk shlock manioc tomahawk antiknock shoptalk windsock moonwalk ballcock interlock aftershock hollyhock restock poppycock hammerlock overstock sparrowhawk leafstalk laughingstock electroshock Words that almost rhyme with stcmach
dog log fog bog hog clog cog grog jog smog jag wog snog frog blog flog agog slog befog defog dialogue analog analogue epilogue demagogue prolog epilog unclog sprog demagog quahaug catalogue synagogue monologue pedagogue underdog monolog synagog pedagog pettifog travelogue travelog mark mosque marque manque nark narc dark park bark fork pork torque cork shark lark quark barque hark porque honk dork bonk conk wank wonk remark spark stark embark stork bronc debark uncork tidemark patriarch matriarch watermark paperbark fingermark disembark oligarch meadowlark reembark