biennial

noun 0.897

semiannual

noun 0.834

bimonthly

noun 0.784

biweekly

noun 0.760

biennium

noun 0.728

semimonthly

noun 0.684

semiweekly

noun 0.676

biennale

noun 0.673

semi-weekly

noun 0.668

fortnightly

noun 0.645

yearly

noun 0.618

annual

noun 0.617

triennial

noun 0.617

quadrennial

noun 0.605

bivalent

noun 0.604

bigeminal

noun 0.601

bilateral

noun 0.601

bivoltine

noun 0.601

bissextile

noun 0.598

binational

noun 0.594

triweekly

noun 0.588

bisexual

noun 0.586

binominal

noun 0.585

bicyclic

noun 0.577

binomial

noun 0.575

bicorn

noun 0.575

bipolar

noun 0.573

bicentennial

noun 0.569

periodical

noun 0.564

seasonal

noun 0.562

quarterly

noun 0.560

bivariate

noun 0.560

dual

noun 0.555

biarticular

noun 0.550

period doubling

noun 0.550

bipole

noun 0.548

bifold

noun 0.548

diatomic

noun 0.548

perennial

noun 0.546

occasional

noun 0.545

biexponential

noun 0.544

binary

noun 0.544

bicentenary

noun 0.543

bistable

noun 0.540

bidirectional

noun 0.539

bilingual

noun 0.538

biracial

noun 0.538

bivalve

noun 0.537

binitarian

noun 0.532

bigram

noun 0.532

binucleate

noun 0.531

halving

noun 0.530

biplane

noun 0.529

weekly

noun 0.529

bimetallic

noun 0.527

every second

noun 0.526

quinquennial

noun 0.526

biped

noun 0.525

double

noun 0.525

bicolour

noun 0.525

monthly

noun 0.522

annum

noun 0.522

biradical

noun 0.520

twin

noun 0.518

semidouble

noun 0.515

quadrennium

noun 0.515

midyear

noun 0.514

bicolon

noun 0.512

bicuspid

noun 0.512

bilevel

noun 0.512

leap year

noun 0.510

intermittent

noun 0.510

bicultural

noun 0.509

univoltine

noun 0.507

double double

noun 0.507

visual binary

noun 0.506

disyllabic

noun 0.506

hourly

noun 0.504

biflagellate

noun 0.503

quinzaine

noun 0.503

midterm

noun 0.501

diploid

noun 0.500

ambisexual

noun 0.500