bicentennial

noun 0.914

centenary

noun 0.703

centennial

noun 0.657

tercentenary

noun 0.650

tricentennial

noun 0.645

sesquicentennial

noun 0.640

twenty hundred

noun 0.608

biennium

noun 0.599

biennial

noun 0.594

quincentenary

noun 0.593

century

noun 0.591

centenarian

noun 0.574

200 metres

noun 0.563

biannual

noun 0.543

quadricentennial

noun 0.536

half-century

noun 0.534

biennale

noun 0.532

five-hundredth

noun 0.523

hundredth

noun 0.520

bivalent

noun 0.510

turn of the century

noun 0.508

hundred

noun 0.504

bimonthly

noun 0.502

cento

noun 0.500