18-crown-6

noun 0.718

crown ether

noun 0.617

crown

noun 0.578

number five

noun 0.575

fivepence

noun 0.554

fifth

noun 0.554

half-crown

noun 0.551

pentacarbonyl

noun 0.534

cinque

noun 0.529

grade five

noun 0.528

fiver

noun 0.522

fifteenth

noun 0.521

quince

noun 0.521

cyclopentenone

noun 0.519

quinze

noun 0.519

cyclopentanone

noun 0.511

quinquennium

noun 0.509

five-by-five

noun 0.508

quinquennial

noun 0.508

crowning

noun 0.507

4-5-1

noun 0.506

quintuple

noun 0.505

pentad

noun 0.503

quin

noun 0.502