rocket engine

noun 0.727

solid rocket

noun 0.723

rocket motor

noun 0.714

hybrid rocket

noun 0.712

nuclear aircraft

noun 0.707

rocket

noun 0.695

rocket ship

noun 0.678

sounding rocket

noun 0.676

nuclear reactor

noun 0.668

nuclear

noun 0.663

nuclear bomb

noun 0.658

rocket sled

noun 0.656

nuclear weapon

noun 0.654

rocketship

noun 0.629

thermonuclear weapon

noun 0.626

rocketry

noun 0.619

rocket launcher

noun 0.616

thermonuclear

noun 0.608

nuclear power

noun 0.607

nuclear war

noun 0.603

nuclear reaction

noun 0.594

fusion reactor

noun 0.593

neutron bomb

noun 0.584

missile

noun 0.583

ion engine

noun 0.583

nuke

noun 0.577

breeder reactor

noun 0.575

hydrogen bomb

noun 0.570

nuclear deterrent

noun 0.569

atomic weapon

noun 0.569

rocket scientist

noun 0.568

nuclear fusion

noun 0.567

ballistic missile

noun 0.566

rocket science

noun 0.565

plutonium bomb

noun 0.561

nuclear energy

noun 0.556

uranium bomb

noun 0.551

nuclear force

noun 0.546

cruise missile

noun 0.546

jet engine

noun 0.546

rocket-propelled grenade

noun 0.545

fuel rod

noun 0.540

radionucleotide

noun 0.539

atomic bomb

noun 0.538

turbojet

noun 0.538

scramjet

noun 0.536

nuclear power station

noun 0.535

warp drive

noun 0.534

death ray

noun 0.533

warhead

noun 0.533

reactor

noun 0.532

radionuclide

noun 0.531

missile silo

noun 0.530

space shuttle

noun 0.528

radiological weapon

noun 0.525

nuclear physics

noun 0.524

atomic power

noun 0.523

bunker buster

noun 0.522

skyrocket

noun 0.521

neutron star

noun 0.520

nuclear fission

noun 0.519

nucleon

noun 0.517

nuc

noun 0.516

pressurized water reactor

noun 0.516

railgun

noun 0.514

nuclear winter

noun 0.514

blastoff

noun 0.513

ramjet

noun 0.513

radioactive

noun 0.513

thruster

noun 0.513

nuclear age

noun 0.511

nuclear meltdown

noun 0.510

jet pack

noun 0.509

nuclear chemistry

noun 0.509

nanoreactor

noun 0.508

hyperdrive

noun 0.507

spaceplane

noun 0.507

flying bomb

noun 0.506

turbopump

noun 0.506

space vehicle

noun 0.504

spaceship

noun 0.504

atomic nucleus

noun 0.504

plutonium

noun 0.504

explosive

noun 0.502