birthday paradox

noun 0.795

birthday

noun 0.794

birthday card

noun 0.721

birthday boy

noun 0.711

birthday girl

noun 0.706

birthday attack

noun 0.664

many happy returns

noun 0.603

date of birth

noun 0.600

name day

noun 0.558

surprise party

noun 0.537

celebrating

noun 0.532

birth

noun 0.523

birt

noun 0.522

sweet sixteen

noun 0.516

celebration

noun 0.508

anniversary

noun 0.501