Here's what rhymes with keratinaceous.
tenacious gracious spacious audacious herbaceous capacious fallacious sebaceous vivacious voracious ungracious mendacious salacious efficacious ostentatious vexatious flirtatious loquacious Words that almost rhyme with keratinaceous
basis mesas cases faces bases phases races raises vases gazes laces chases places phrases spaces traces praises braces glazes metastases fireplaces paraphrases homeostasis famous patience nameless heinous patients courageous impatience cadence valence faithless hiatus painless sameness shameless shapeless waitress bailiffs baseless faceless lateness plainness fracas weightless payments greatness stainless contagious outrageous abeyance blameless tasteless faintness mandamus graceless ignoramus inpatients advantageous conveyance surveillance claimants fragrance platelets reagents assailants pavements basements repayments vagrants quaintness straightness arrangements statements acquaintance engagements attainments placements strangeness replacements disadvantageous complainants complaisance rearrangements emplacements misstatements displacements entertainments