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