Here's what rhymes with nonpedestrian.
pedestrian equestrian Words that almost rhyme with nonpedestrian
vestrymen vestryman carrion thespian lesbian ovarian barbarian clarion ferryman ferrymen agrarian librarian sectarian libertarian vegetarian chameleon trinitarian nonsectarian nonagenarian cnidarian authoritarian proletarian antiquarian octogenarian centenarian sanitarian vulgarian utilitarian egalitarian totalitarian communitarian veterinarian seminarian humanitarian disciplinarian parliamentarian valetudinarian latitudinarian septuagenarian sexagenarian