Here's what rhymes with potassai.
high thy vi hi shy sigh fi hy thigh vie psi hai cy fy sy thei phi turfy by my why die lie y buy fly sky guy tie bi bye chi defy dye nigh pi pie spy thai dei fry ly quae rye sly ty wir awry lye mai muy nai wry kai lai luy mei tai wai sty stye banzais slier apply dry try cry deny justify butterfly ply pacify pry tri trie belie pri typify edify bonsai deify ossify spry ultrahigh scurfy barfly shanghai yuppify supply thereby rely hereby modify testify certify notify underlie alibi nullify ratify beautify decry pupae termini terrify untie amoebae codify descry mollify overlie personify ramify acidify aquae stultify amebae blowfly petrify stupefy lanai versify mummify prettify beatify drachmai speechify overbuy dandify identify reply imply nearby occupy satisfy whereby comply qualify specify alkali classify verify goodbye gratify purify alveoli amplify diversify fortify magnify rectify samurai standby unify lullaby solidify dignify mortify vilify detoxify firefly mystify retry stratify triply vivify calcify horrify overfly vitrify gentrify ripply syllabify clarify multiply nuclei signify simplify glorify quantify falsify crucify liquefy objectify resupply demystify dragonfly emulsify misapply reunify dissatisfy liquify scarify declassify hyperbolae refortify stimuli intensify disqualify indemnify oversupply electrify preoccupy reclassify revivify solemnify exemplify oversimplify cumuli misidentify transmogrify