Here's what rhymes with nonselection.
section election selection erection inflection inflexion direction collection reflection affection correction inspection rejection deflection insurrection resection ejection reflexion refection connection protection infection detection injection objection perfection connexion projection resurrection dissection subjection defection dejection reelection indirection redirection abjection misdirection bisection genuflection trisection intersection recollection complexion convection imperfection disaffection circumspection confection interjection reinfection introspection predilection disinfection disconnection interconnection retrospection Words that almost rhyme with nonselection
reckon freshen mention session tension lesson pension threaten lemon lessen resin cession freshman leaden leaven pectin beckon gentian lepton redden hessian attention seven heaven impression aggression chairman eleven invention reception weapon brethren oppression retention suppression inception recession secession tendon ascension dentin headman lengthen melon felon headmen heron sexton chevron deaden destine hempen nonaggression penman pennon selectman vegan bellman deafen pressman gremlin hellion question expression conception depression exception extension perception possession profession compression convention dimension discretion prevention rebellion succession accession concession confession procession redemption regression repression strengthen suspension deception detention obsession dissension digression distension pepsin pretension declension henchmen preemption concretion henchman penguin stepson headsman kelvin helpline nelson intention suggestion apprehension comprehension contention hypertension intestine progression digestion exemption contraception ingestion intercession transgression condescension distention inattention indiscretion abstention interception reinvention repossession subvention indention intervention congestion misconception contravention decompression indigestion misapprehension dispossession watermelon circumvention incomprehension prepossession reprehension supervention retrogression nonintervention preconception rhododendron autosuggestion delicatessen