common word: car, truck, bus, airplane, train, boat, motorcycle, bicycle, helicopter, ship, taxi, van, ambulance, police car, yacht, submarine, jeep, rocket, scooter, tractor
#1 ambulance: car, truck, bus, airplane, train, boat, motorcycle, bicycle, helicopter, ship, taxi, van, ambulance, police car, yacht, submarine, jeep, rocket, scooter, tractor, siren, emergency, hospital, paramedic, stretcher, medical, red cross, rescue, urgent, dispatch, patient, first aid, lights, medic, urgent care, emergency room, response, crew, injured, quick
#2 police car: car, truck, bus, airplane, train, boat, motorcycle, bicycle, helicopter, ship, taxi, van, ambulance, police car, yacht, submarine, jeep, rocket, scooter, tractor, police, siren, patrol, officer, chase, badge, law, pursuit, marked, radio, arrest, emergency, dispatch, flashing, speeding, station, cruiser, enforcement, checkpoint, equipment
#3 fire truck: car, truck, bus, airplane, train, boat, motorcycle, bicycle, helicopter, ship, taxi, van, ambulance, police car, yacht, submarine, jeep, rocket, scooter, tractor, fire, firefighter, hose, ladder, siren, station, rescue, flame, water, emergency, smoke, hydrant, alarm, burning, crew, equipment, blaze, red, response, heavy
#4 rescue helicopter: car, truck, bus, airplane, train, boat, motorcycle, bicycle, helicopter, ship, taxi, van, ambulance, police car, yacht, submarine, jeep, rocket, scooter, tractor, rotor, saving, emergency, hover, paramedics, winch, rescue team, mountain, sea, stranded, search, night flight, airlift, stretcher, strong engine, wind, dramatic, life saving, medical team, landing zone
#5 lifeboat: car, truck, bus, airplane, train, boat, motorcycle, bicycle, helicopter, ship, taxi, van, ambulance, police car, yacht, submarine, jeep, rocket, scooter, tractor, rescue, sea, drowning, life ring, volunteers, station, storm, crew, capsized, wreck, maritime, survivors, buoyancy, gale, saving, speed, risk, shoreline, launch, oars
#6 fire engine: car, truck, bus, airplane, train, boat, motorcycle, bicycle, helicopter, ship, taxi, van, ambulance, police car, yacht, submarine, jeep, rocket, scooter, tractor, firefighting, hoses, pump, fire station, emergency, red, ladder, crew, siren, water tank, pumps, equipment, hydrant, alarm, structure fire, firefighter, gloves, burning, response, nozzle
#7 SWAT van: car, truck, bus, airplane, train, boat, motorcycle, bicycle, helicopter, ship, taxi, van, ambulance, police car, yacht, submarine, jeep, rocket, scooter, tractor, armored, tactical, police, breaching, response, team, heavy, riot, equipment, special weapons, dispatch, armed, covert, convoy, perimeter, raid, backup, city, truck, operation
#8 emergency vehicle: car, truck, bus, airplane, train, boat, motorcycle, bicycle, helicopter, ship, taxi, van, ambulance, police car, yacht, submarine, jeep, rocket, scooter, tractor, siren, flashing lights, urgent, dispatch, hospital, fire, police, response, paramedics, quick, priority, beacon, rescue, authorities, traffic, loud, fast, intersection, call, lights
#9 coast guard: car, truck, bus, airplane, train, boat, motorcycle, bicycle, helicopter, ship, taxi, van, ambulance, police car, yacht, submarine, jeep, rocket, scooter, tractor, sea, rescue, patrol, maritime, safety, helicopter, boat, emergency, shoreline, inspection, tow, search, distress, storm, shipwreck, ocean, response, trained, radio, waves
#10 search and rescue: car, truck, bus, airplane, train, boat, motorcycle, bicycle, helicopter, ship, taxi, van, ambulance, police car, yacht, submarine, jeep, rocket, scooter, tractor, missing, find, emergency, locate, wilderness, mountain, teams, dogs, grid, distress beacon, night, helicopter, teamwork, volunteers, coordinates, urgency, terrain, lost, signal, recovery
#11 coast guard boat: car, truck, bus, airplane, train, boat, motorcycle, bicycle, helicopter, ship, taxi, van, ambulance, police car, yacht, submarine, jeep, rocket, scooter, tractor, patrol, sea, rescue, maritime, fast, crew, orange, guard, emergency, ocean, inspection, speed, enforcement, tow, swimmers, search, highspeed, lights, waters, response
#12 paramedic van: car, truck, bus, airplane, train, boat, motorcycle, bicycle, helicopter, ship, taxi, van, ambulance, police car, yacht, submarine, jeep, rocket, scooter, tractor, medical, emergency, first responder, equipment, defibrillator, stretcher, oxygen, city, responders, transport, hospital, urgent, medical care, rescue, driver, aid, stabilize, life support, rapid, crew
#13 emergency helicopter: car, truck, bus, airplane, train, boat, motorcycle, bicycle, helicopter, ship, taxi, van, ambulance, police car, yacht, submarine, jeep, rocket, scooter, tractor, rotor, urgent, medevac, airlift, trauma, hospital, rescue, winch, night flying, patient, medic, critical, flight, rapid, accident, rotor wash, landing zone, crew, mountains, disaster
#14 disaster truck: car, truck, bus, airplane, train, boat, motorcycle, bicycle, helicopter, ship, taxi, van, ambulance, police car, yacht, submarine, jeep, rocket, scooter, tractor, relief, supplies, emergency, equipment, rescue, large, tent, water, food, volunteers, aid, aftermath, earthquake, flood, fire, mobilized, heavy, generators, shelter, logistics
#15 riot van: car, truck, bus, airplane, train, boat, motorcycle, bicycle, helicopter, ship, taxi, van, ambulance, police car, yacht, submarine, jeep, rocket, scooter, tractor, police, crowd, protest, shield, armored, response, officers, emergency, city, carrying, loudspeaker, helmet, unit, standby, barricade, roundup, dark, windows, van, danger
#16 rescue boat: car, truck, bus, airplane, train, boat, motorcycle, bicycle, helicopter, ship, taxi, van, ambulance, police car, yacht, submarine, jeep, rocket, scooter, tractor, rescue, drowning, lifeguard, fast, emergency, engine, crew, shore, search, sea, rapid, ring, lights, siren, paramedics, night, effort, maneuver, tow, waves
#17 fire rescue: car, truck, bus, airplane, train, boat, motorcycle, bicycle, helicopter, ship, taxi, van, ambulance, police car, yacht, submarine, jeep, rocket, scooter, tractor, cutting, extrication, jaws of life, emergency, crew, saving, collapsed, burning, rooftop, ladder, trapped, smoke, heat, gloves, torch, rescue team, scene, search, courage, dispatch
#18 lifeguard truck: car, truck, bus, airplane, train, boat, motorcycle, bicycle, helicopter, ship, taxi, van, ambulance, police car, yacht, submarine, jeep, rocket, scooter, tractor, beach, sand, patrol, rescue, whistle, lifeguards, emergency, boards, red truck, first aid, tides, surveillance, wide tires, rescue buoy, sun, shift, sandbags, horn, beachgoers, brown
#19 police bike: car, truck, bus, airplane, train, boat, motorcycle, bicycle, helicopter, ship, taxi, van, ambulance, police car, yacht, submarine, jeep, rocket, scooter, tractor, patrol, officer, bicycle, pursuit, parks, events, bike patrol, station, quiet, beat, visibility, helmet, alert, crowds, suspect, duty, mountain bike, maneuver, radio, uniform
#20 police boat: car, truck, bus, airplane, train, boat, motorcycle, bicycle, helicopter, ship, taxi, van, ambulance, police car, yacht, submarine, jeep, rocket, scooter, tractor, water patrol, harbor, chase, marine, officer, sea, surveillance, speed, lights, response, coast, checkpoint, river patrol, lake, enforcement, crew, patrol boat, boarding, radios, uniform
#21 fire ladder truck: car, truck, bus, airplane, train, boat, motorcycle, bicycle, helicopter, ship, taxi, van, ambulance, police car, yacht, submarine, jeep, rocket, scooter, tractor, ladder, tall, rescue, firefighters, aerial, extension, elevated, building fire, climbing, multi-story, operations, engine, aerial platform, structure, crank, hose, balcony, spotlight, water stream, hydrant