tetrarch

noun 0.875

tetrad

noun 0.641

tetrachord

noun 0.640

diarchy

noun 0.633

tetra

noun 0.610

quadripartite

noun 0.602

quaternity

noun 0.596

tetractys

noun 0.569

tetrasomy

noun 0.568

tetradrachm

noun 0.568

tetrastyle

noun 0.561

tetramer

noun 0.550

tetralogy

noun 0.548

polyarchy

noun 0.546

tetrachloride

noun 0.540

triumvirate

noun 0.538

quartet

noun 0.533

oligarchy

noun 0.529

quadruplet

noun 0.529

quadruple

noun 0.528

quadra

noun 0.525

tetraploidy

noun 0.516

tetragon

noun 0.515

tetrahedron

noun 0.513

quadrant

noun 0.513

tetrode

noun 0.512

tetracycline

noun 0.512

quadrennium

noun 0.510

tetracene

noun 0.509

quadrilateral

noun 0.507

tetrameter

noun 0.506

quaternary

noun 0.505

tetrahedrite

noun 0.504

tetraploid

noun 0.503

fourfold

noun 0.502