quinze

noun 0.657

fortnight

noun 0.654

fortnightly

noun 0.595

quinquennium

noun 0.588

quinquennial

noun 0.588

quin

noun 0.584

biennium

noun 0.576

quatorze

noun 0.556

biweekly

noun 0.556

bimonthly

noun 0.541

quarter of an hour

noun 0.540

quarter-century

noun 0.535

quince

noun 0.533

semimonthly

noun 0.528

biennale

noun 0.517

twen

noun 0.507

semi-weekly

noun 0.505

seconde

noun 0.503

biannual

noun 0.503

semiweekly

noun 0.503

biennial

noun 0.500