Problem: What are the most important words?
a male doctor examining a red heart shaped pillow with a stethoscope
Answer: examine, heart, pillow, shape, stethoscope

Problem: What are the most important words?
brightly coloured flowers in a garden at a block of flats
Answer: block, flower, garden

Problem: What are the most important words?
bees collect some pollen on lotus
Answer:
bee, lotus, pollen