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