nonet

noun 0.707

novena

noun 0.665

ninth

noun 0.659

nonane

noun 0.600

decet

noun 0.592

grade nine

noun 0.589

heptad

noun 0.582

pentad

noun 0.575

nonagon

noun 0.546

ninth grade

noun 0.542

decennium

noun 0.540

hexad

noun 0.538

nin

noun 0.537

decanate

noun 0.532

five and nine

noun 0.530

septet

noun 0.527

septenary

noun 0.527

octad

noun 0.526

neper

noun 0.518

decade

noun 0.512

nereid

noun 0.511

tenth

noun 0.509

decagon

noun 0.509

ninth grader

noun 0.509

hendecasyllabic

noun 0.507

niner

noun 0.505

decan

noun 0.503

novelette

noun 0.503

enate

noun 0.501