Here's what rhymes with spontaeous.
tailless Words that almost rhyme with spontaeous
basis famous patience spacious contagious tenacious abeyance audacious heinous herbaceous ostentatious painless bailiffs baseless mandamus plainness tameness patients payments advantageous gracious conveyance courageous impatience stainless cadence nameless outrageous valence blameless capacious faithless hiatus sameness sebaceous shameless shapeless tasteless waitress faceless lateness ungracious flirtatious fracas mendacious weightless grayness greyness periphrasis greatness platelets fallacious pavements vivacious voracious basements complaisance faintness graceless ignoramus inpatients salacious straightness complacence intranets perspicacious statements acquaintance surveillance attainments claimants efficacious fragrance reagents assailants disadvantageous placements strangeness vexatious complainants repayments vagrants loquacious quaintness disputatious arrangements engagements homeostasis emplacements misstatements displacements entertainments replacements rearrangements