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