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