Here's what rhymes with fishily.
silly hilly villi filly really chilly lily chile chili willy billy shrilly chilli frilly pithily dilly gillie slily worthily shabbily healthily sketchily lengthily stealthily meagrely patchily unworthily sombrely unhealthily rockabilly waterlily tranquilly involuntarily Words that almost rhyme with fishily
theory weary cheery wiry dearie miry leery teary beery deary smeary dreary bleary city filthy sickly thickly thinly fitly silky hippie silty filmy fishy sissy finny hippy shitty fizzy shimmy shinny nearly simply fifty merely busy guilty pity severely sincerely yearly dearly fiercely guinea richly singly witty dimly dizzy mini sticky giddy kingly milky skinny stiffly dinghy feverishly pithy bilge ditty kitty shifty smithy frizzy gimme jiffy kiddie ninny picky piggy tinny whinny bitchy bitty fifthly jimmy middy biddy biggie clearly quickly pretty sixty kidney swiftly chimney risky whiskey grimly misty privy tricky whisky windy dingy flimsy gypsy prickly thrifty glibly grisly gritty grizzly mitre stingy stringy tipsy flinty kinky limply nimbly perigee pigmy pygmy skimpy spindly springy whimsy wispy austerely deviltry frisky nifty pinky primly quickie solidi weirdly clingy dinky drizzly fluidly horridly jitney pimply pinkie pixie prissy slinky squishy stinky swimmingly trimly wimpy committee strictly briskly princely sophistry wintry fixedly bristly colicky crisply elastically intercity lucidly crispy menisci pigsty crinkly crushingly glitzy insincerely luridly rabidly twisty distinctly succinctly ignominy reentry sacristy crudity synonymy cavalierly indecisively subcommittee languidly unblushingly transitively indistinctly propinquity