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