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