ninth

noun 0.702

nonet

noun 0.668

ennead

noun 0.665

nonane

noun 0.608

grade nine

noun 0.604

niner

noun 0.592

nin

noun 0.592

five and nine

noun 0.555

novelette

noun 0.554

ninth grade

noun 0.543

ninetieth

noun 0.542

nina

noun 0.538

decet

noun 0.531

novella

noun 0.529

nineteenth

noun 0.523

999

noun 0.523

five-nine

noun 0.520

ninth grader

noun 0.520

ninety-ninth

noun 0.517

novitiate

noun 0.513

sept

noun 0.511

nonagenarian

noun 0.508

ninety-second

noun 0.507

nun

noun 0.505

nene

noun 0.505

nonamer

noun 0.502

decennium

noun 0.500