Here's what rhymes with borderline.
line align aline fine nine sign mine wine assign pine shine shrine thine dine sine vine brine sein tine whine affine malign realign zine design divine decline define alkaline benign spine dopamine iodine resign refine supine swine twine underline proline recline waterline opine reassign stein timberline interline crystalline confine undermine incline atropine palatine pyridine redefine redesign thiamine centerline consign hyperfine porcupine thymine enshrine asinine superfine cosign endocrine turpentine cysteine serpentine saccharine anodyne anticline recombine byzantine calamine columbine crinoline entwine intertwine reconsign epinephrine concubine exocrine imipramine lacustrine monoamine neuroendocrine polycrystalline valentine eglantine noncrystalline celandine disincline clementine norepinephrine tetracycline Words that almost rhyme with borderline
lime rhyme rime time crime prime climb clime dime hym slime beim chime grime heing mime thyme chyme birdlime sublime anteing begrime paradigm overtime pantomime dinnertime suppertime sauteing maritime anytime lysozyme onetime summertime wintertime mistime mesenchyme flexitime environ