8th
stethoscope, doctor, nurse
hospital
orbit, gravity, astronaut
space
verdict, evidence, jury
trial
hypothesis, variables, experiment
science
whistle, referee, touchdown
football
ballot, campaign, debate
election
melody, rhythm, harmony
music
republicans, democrats, Washington DC
congress
paintbrush, canvas, easel
painting
fossil, sediment, layers
geology
metaphor, imagery, symbolism
literature
inflation, market, consumers
economy
wheels, pedals, helmet,muffler
motorcycle
climate, precipitation, temperature
weather
constitution, amendment, rights
law
globalization, trade, tariffs
economics
seed, soil, watering
plant
algorithm, code, program
computer
reaction, molecule, compound
chemistry
ideology, revolution, reform
politics