up quark

noun 0.797

bottom quark

noun 0.787

strange quark

noun 0.731

antiquark

noun 0.702

quark

noun 0.680

top quark

noun 0.669

down

noun 0.629

quarkonium

noun 0.610

quantum chromodynamics

noun 0.582

pentaquark

noun 0.562

fermion

noun 0.561

downer

noun 0.552

charm quark

noun 0.551

countdown

noun 0.548

beta decay

noun 0.545

downtick

noun 0.535

antiproton

noun 0.534

muon neutrino

noun 0.529

qubit

noun 0.523

electron neutrino

noun 0.520

quasiparticle

noun 0.517

hadron

noun 0.515

down train

noun 0.514

downcast

noun 0.514

downdraft

noun 0.512

godown

noun 0.512

elementary particle

noun 0.511

weak force

noun 0.510

subatomic particle

noun 0.509

down bow

noun 0.509

deuteron

noun 0.508

neutrino

noun 0.508

downlevel

noun 0.508

quad

noun 0.507

antibaryon

noun 0.504

fundamental particle

noun 0.503

downland

noun 0.502

sneutrino

noun 0.502

duck

noun 0.502

quadword

noun 0.500