What rhymes with convention? These are words that rhyme with convention. See also Rhyme Poems and How many syllables are in convention?
gentian, henschen, mention, pension, tension
ascension, attention, contention, convention, detention, dimension, dissension, extension, invention, laurentian, pretension, prevention, retention, suspension
apprehension, comprehension, condescension, hypertension, hypotension, reinvention
misapprehension