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