sestina

noun 0.769

sextet

noun 0.728

sextic

noun 0.676

sexto

noun 0.636

sextuplet

noun 0.629

sixth

noun 0.621

sixte

noun 0.617

sextuple

noun 0.614

sonnet

noun 0.592

sextile

noun 0.591

6to

noun 0.588

sext

noun 0.581

sextupole

noun 0.581

sestertius

noun 0.579

half dozen

noun 0.563

hexameter

noun 0.558

septet

noun 0.555

sixteenth

noun 0.553

sixer

noun 0.549

sesh

noun 0.540

grade six

noun 0.533

septenary

noun 0.527

sixpenny

noun 0.521

sextant

noun 0.519

sist

noun 0.519

verso

noun 0.518

tercet

noun 0.512

nonet

noun 0.509

sennet

noun 0.506

seventh

noun 0.501