Here's what rhymes with iiaven.
seven heaven leaven eleven Words that almost rhyme with iiaven
session lesson lessen resin cession possession aggression accession oppression repression obsession recession secession depression impression profession succession concession confession procession regression suppression digression expression compression discretion progression intercession decompression dispossession transgression indiscretion retrogression weapon lemon reckon leaden melon felon heron section mention tension chairman pension threaten tendon dentin headman lengthen pepsin headmen pectin question attention direction election affection correction brethren retention erection ejection freshman ascension henchmen sexton collection connection exception infection intention perception selection detection dimension injection invention objection perfection prevention rebellion reception rejection connexion intestine strengthen deception detention digestion dissection inception resection defection dissension ingestion dejection pretension reelection preemption redirection protection conception extension reflection suggestion convention inspection contention projection redemption resurrection suspension complexion congestion deflection exemption insurrection subjection convection inflection distension distention inattention abstention declension indirection reflexion watermelon intervention apprehension hypertension intersection recollection imperfection disaffection indigestion interception comprehension predilection condescension disinfection disconnection contraception introspection misconception contravention interconnection misapprehension circumspection